By Dr Alys Havard

Journal articles

Lappin J; Grattan S; Darke S; Havard A; Devenney E, 2026, 'Psychostimulant misuse and dementia: an evidence-based review', Academia Neuroscience and Brain Research, 2, http://dx.doi.org/10.20935/acadneurosci8438

Varney B; Zoega H; Gillies MB; Bruno C; Havard A; Shand A; Nassar N; Brett J, 2026, 'Prenatal Prescription Opioid Analgesic Exposure and Academic Performance in Third Grade Children: A Population-Based Cohort Study', BJOG an International Journal of Obstetrics and Gynaecology, 133, pp. 1658 - 1670, http://dx.doi.org/10.1111/1471-0528.70221

Varney B; Jones N; Bharat C; Brett J; Degenhardt L; Oei JL; Pearson SA; Havard A; Tran DT, 2026, 'Retention in opioid agonist treatment during pregnancy and variations according to treatment and maternal characteristics', Addiction, 121, pp. 1520 - 1529, http://dx.doi.org/10.1111/add.70325

Tran DT; Varney B; Oie J; Doumany J; Havard A, 2026, 'Treatments for opioid use disorder during pregnancy', BMJ, 393, http://dx.doi.org/10.1136/bmj.s593

Tran DT; Varney B; Jones N; Bharat C; Brett J; Oei JL; Pearson SA; Degenhardt L; Havard A, 2026, 'Trends in Opioid Agonist Treatment for Opioid Dependence During Pregnancy: A Population-Based Study in New South Wales 2005–2021', Drug and Alcohol Review, 45, http://dx.doi.org/10.1111/dar.70139

Zhou J; Varney B; Jones N; Bharat C; Degenhardt L; Havard A; Tran DT, 2026, 'Postpartum retention in opioid agonist treatment for opioid dependence: A population-based cohort study', Archives of Women S Mental Health, 29, http://dx.doi.org/10.1007/s00737-025-01640-8

Brew BK; Murphy VE; Lundholm C; Zoega H; Havard A; Robijn AL; Gong T; Smew AI; Rejnö G; Chambers G; Almqvist C, 2026, 'Maternal asthma activity and offspring asthma: a linked-data population study in Australia and Sweden', BMJ Open Respiratory Research, 13, http://dx.doi.org/10.1136/bmjresp-2025-004010

Leavens ELS; Pebley K; Smith TT; Ahluwalia JS; Bello MS; Bold KW; Cantrell J; Carpenter MJ; Cioe PA; Felicione NJ; Havard A; Hawk LW; Kaye JT; Klemperer EM; Kleykamp BA; Lindson N; McClure EA; McRobbie H; Murphy CM; Rigotti NA; Walker NK; Yang MJ; Rojewski AM; Johnson AL, 2026, 'Nicotine E-Cigarettes for Cigarette Smoking Cessation: Recommendations to US-Based Clinicians', JAMA, http://dx.doi.org/10.1001/jama.2026.13087

Lappin JM; Darke S; Grattan S; Havard A, 2026, 'Women using menopausal hormone therapy who suicide have multiple risk factors', Maturitas, 204, http://dx.doi.org/10.1016/j.maturitas.2025.108784

Brett J; Cesta CE; Gillies MB; Bateman BT; Chan AYL; Cheng MC-Y; Cho Y; Choi E; Cohen JM; Donald S; Furu K; Gissler M; Gomes T; Havard A; Hernandez-Diaz S; Hsieh MHC; Huybrechts KF; Karlsson P; Kelty E; Lai ECC; Ledlie S; Wang T; Leinonen MK; Parkin L; Reutfors J; Shin J-Y; Su CTT; Varney B; Wong ICK; Man KKC; Zoega H, 2026, 'Global Trends in Analgesic Opioid Use in Pregnancy: A Retrospective Cohort Study', Obstetric Anesthesia Digest, 46, pp. 7 - 7, http://dx.doi.org/10.1097/01.aoa.0001178584.29247.1f

Robijn AL; Donald S; Cohen JM; Tran DT; Cesta CE; Furu K; Parkin L; Pearson SA; Reutfors J; Zoega H; Zwar N; Havard A, 2025, 'Effectiveness of smoking cessation pharmacotherapies during pregnancy: A multi-national population-based study', Addiction, http://dx.doi.org/10.1111/add.70290

Powell M; Pilkington R; Havard A; Ahmed T; Hanly M; Newton BJ; Lynch JW; Dobbins T; Stewart J; Butler M; Cretikos M; Williamson A; Falster K, 2025, 'Prenatal Substance Exposure and Child Protection System Involvement to Age 12 Years', Pediatrics, 156, pp. 01 - 13, http://dx.doi.org/10.1542/peds.2024-070444

de Oliveira Costa J; Lin J; Milder TY; Havard A; Greenfield JR; Day RO; Neuen BL; Gibson AA; Morton JI; Sacre JW; Pearson SA; Falster MO, 2025, 'Variation in uptake of sodium glucose cotransporter 2 inhibitors and glucagon-like peptide-1 receptor analogues in adults with type 2 diabetes at high cardiovascular risk', European Journal of Clinical Pharmacology, 81, pp. 1315 - 1327, http://dx.doi.org/10.1007/s00228-025-03870-2

Brett J; Bruno C; Varney B; Havard A; Shand A; Huybrechts KF; Zoega H, 2025, 'Analgesic opioids in pregnancy and placental malperfusion-related disorders: A population-based cohort study', International Journal of Epidemiology, 54, http://dx.doi.org/10.1093/ije/dyaf137

Powell M; Pilkington R; Ahmed T; Hanly M; Newton BJ; Lynch JW; Dobbins T; Stewart J; Cretikos M; Havard A; Falster K, 2025, 'Prevalence of maternal substance use problems during pregnancy and the first 2 years of life: A whole-population birth cohort of 970 470 Australian children born 2008-2017', Journal of Epidemiology and Community Health, 79, pp. 614 - 624, http://dx.doi.org/10.1136/jech-2024-223439

Darke S; Duflou J; Peacock A; Lim J; Havard A; Farrell M; Lappin J, 2025, 'Characteristics of deaths related to lithium toxicity in Australia, 2000–2024', Australian and New Zealand Journal of Psychiatry, 59, pp. 622 - 628, http://dx.doi.org/10.1177/00048674251336037

Tran DT; Cohen JM; Donald S; Cesta CE; Furu K; Parkin L; Pearson SA; Reutfors J; Robijn AL; Zoega H; Zwar N; Havard A, 2025, 'Risk of Major Congenital Malformations Following Prenatal Exposure to Smoking Cessation Medicines', JAMA Internal Medicine, 185, pp. 656 - 667, http://dx.doi.org/10.1001/jamainternmed.2025.0290

Brett J; Cesta CE; Gillies MB; Bateman BT; Chan AYL; Cheng MCY; Cho Y; Choi E; Cohen JM; Donald S; Furu K; Gissler M; Gomes T; Havard A; Hernandez-Diaz S; Hsieh MHC; Huybrechts KF; Karlsson P; Kelty E; Lai ECC; Ledlie S; Wang T; Leinonen K; Parkin L; Reutfors J; Shin JY; Su CTT; Varney B; Wong ICK; Man KKC; Zoega H, 2025, 'Global Trends in Analgesic Opioid Use in Pregnancy: A Retrospective Cohort Study', Anesthesiology, 142, pp. 1100 - 1113, http://dx.doi.org/10.1097/ALN.0000000000005418

Lin J; Milder TY; Deakin CT; de Oliveira Costa J; Havard A; Neuen BL; Buckley NA; Brieger D; Greenfield JR; Jun M; Day RO; Pearson SA; Falster MO, 2025, 'Trends in use of sodium-glucose cotransporter 2 inhibitors among people with type 2 diabetes following hospitalisation with heart failure: A population-based study', Diabetes Research and Clinical Practice, 224, pp. 112242, http://dx.doi.org/10.1016/j.diabres.2025.112242

Banks E; Scollo M; Gartner C; Freeman B; Brown S; Campbell S; Yazidjoglou A; Bittoun R; Brooks A; Chan G; Collins L; Conway M; Dean E; Dessaix A; Dono J; Gazey A; Greenberg T; Greenhalgh E; Gupta D; Havard A; Heris C; Hunter L; Jancey J; Jongenelis M; Khanlari S; Larcombe A; Lim C; Lizama N; Maddox R; Marks G; McCausland K; McLennan J; Miller C; Morphett K; Passey M; Peters M; Pettigrew S; Roberts D; Roseby R; Scully M; Smith A; Smyth C; Soderstrom J; Stjepanović D; Tuson M; Vandeleur M; Villarosa A; Watts C; Weber M; Wolfenden L; Wood L; Yoong S, 2025, 'National E-cigarette Monitoring and Evidence Consortium: Supporting informed research, policy and practice in Australia', Australian and New Zealand Journal of Public Health, 49, http://dx.doi.org/10.1016/j.anzjph.2025.100233

Bruno C; Cesta CE; Hjellvik V; Ulrichsen SP; Bjørk MH; Esen BÖ; Gillies MB; Gissler M; Havard A; Karlstad Ø; Leinonen MK; Nørgaard M; Pearson SA; Reutfors J; Furu K; Cohen JM; Zoega H, 2025, 'Corrigendum to Antipsychotic use during pregnancy and risk of specific neurodevelopmental disorders and learning difficulties in children: a multinational cohort study [eClinicalMedicine 70 (2024) 102531/DOI: 10.1016/j.eclinm.2024.102531] (eClinicalMedicine (2024) 70, (S258953702400110X), (10.1016/j.eclinm.2024.102531))', Eclinicalmedicine, 81, http://dx.doi.org/10.1016/j.eclinm.2025.103139

Campbell G; Tran DT; Bharat CI; Degenhardt L; Draper B; Pearson SA; Gisev N; Havard A, 2025, 'Risk of self-harm and suicide associated with the use of opioid analgesics', British Journal of Psychiatry, http://dx.doi.org/10.1192/bjp.2025.10436

Chidwick K; Bharat C; Gisev N; Havard A; Camacho X; Pearson SA; Degenhardt L, 2025, 'Trends in prescription opioid analgesic use in Australia from 2015 to 2022', International Journal of Drug Policy, 135, http://dx.doi.org/10.1016/j.drugpo.2024.104666

Varney B; Brett J; Zoega H; Gillies MB; Powell M; Bateman BT; Shand AW; Pearson S-A; Havard A, 2025, 'Opioid Analgesic Exposure During the First Trimester of Pregnancy and the Risk of Major Congenital Malformations in Infants: A Systematic Review and Meta-analysis', Obstetric Anesthesia Digest, 45, pp. 155 - 156, http://dx.doi.org/10.1097/01.aoa.0001125520.48872.fa

Wittström F; Cesta CE; Bateman BT; Bendix M; Bliddal M; Chan AYL; Cho Y; Choi EY; Cohen JM; Donald S; Gissler M; Havard A; Hernandez-Diaz S; Huybrechts KF; Kollhorst B; Lai ECC; Leinonen MK; Li BMH; Man KKC; Ng VWS; Parkin L; Pazzagli L; Rasmussen L; Rotem RS; Schink T; Shin JY; Tran DT; Wong ICK; Zoega H; Reutfors J, 2024, 'Lithium Use During Pregnancy in 14 Countries', JAMA Network Open, 7, http://dx.doi.org/10.1001/jamanetworkopen.2024.51117

Powell M; Pilkington R; Ahmed T; Hanly M; Newton B; Lynch J; Dobbins T; Stewart J; Cretikos M; Havard A; Kathleen F, 2024, 'Prenatal and early life maternal substance use prevalence among Australian children born 2007-2018: a data linkage study using health, death, and child protection data', International Journal for Population Data Science, 9, pp. 1674, http://dx.doi.org/10.23889/ijpds.v9i5.1680

Powell M; Pilkington R; Ahmed T; Hanly M; Newton BJ; Lynch J; Dobbins T; Stewart J; Cretikos M; Havard A; Kathleen F, 2024, 'Prenatal and early life maternal substance use prevalence among Australian children born 2007-2018: a data linkage study using health, death, and child protection data', International Journal of Population Data Science, 9, http://dx.doi.org/10.23889/ijpds.v9i5.2680

Varney B; Brett J; Zoega H; Gillies MB; Powell M; Bateman BT; Shand AW; Pearson SA; Havard A, 2024, 'Opioid analgesic exposure during the first trimester of pregnancy and the risk of major congenital malformations in infants: a systematic review and meta-analysis†', Anaesthesia, 79, pp. 967 - 977, http://dx.doi.org/10.1111/anae.16307

Zoega H; Falster M; Gillies M; Litchfield M; Camacho X; Bruno C; Daniels B; Donnolley N; Havard A; Schaffer A; Chambers G; Degenhardt L; Dobbins T; Gisev N; Ivers R; Jorm L; Liu B; Vajdic C; Pearson SA, 2024, 'The Medicines Intelligence Data Platform: A Population-Based Data Resource From New South Wales, Australia', Pharmacoepidemiology and Drug Safety, 33, http://dx.doi.org/10.1002/pds.5887

de Oliveira Costa J; Lin J; Milder TY; Greenfield JR; Day RO; Stocker SL; Neuen BL; Havard A; Pearson SA; Falster MO, 2024, 'Geographic variation in sodium-glucose cotransporter 2 inhibitor and glucagon-like peptide-1 receptor agonist use in people with type 2 diabetes in New South Wales, Australia', Diabetes Obesity and Metabolism, 26, pp. 2787 - 2795, http://dx.doi.org/10.1111/dom.15597

Robijn AL; Tran DT; Cohen JM; Donald S; Cesta CE; Furu K; Parkin L; Pearson SA; Reutfors J; Zoega H; Zwar N; Havard A, 2024, 'Smoking Cessation Pharmacotherapy Use in Pregnancy', JAMA Network Open, 7, http://dx.doi.org/10.1001/jamanetworkopen.2024.19245

Varney B; Zoega H; Gillies MB; Gisev N; Weston Shand A; Pearson SA; Havard A, 2024, 'Prevalence and Persistence of Prescription Opioid Use Following Hospital Discharge after Childbirth: An Australian Population-Based Cohort Study', Anesthesia and Analgesia, 138, pp. 970 - 979, http://dx.doi.org/10.1213/ANE.0000000000006582

Powell M; Pilkington R; Varney B; Havard A; Lynch J; Dobbins T; Oei JL; Ahmed T; Falster K, 2024, 'The burden of prenatal and early life maternal substance use among children at risk of maltreatment: A systematic review', Drug and Alcohol Review, 43, pp. 823 - 847, http://dx.doi.org/10.1111/dar.13835

Bruno C; Cesta CE; Hjellvik V; Ulrichsen SP; Bjørk MH; Esen BÖ; Gillies MB; Gissler M; Havard A; Karlstad Ø; Leinonen MK; Nørgaard M; Pearson SA; Reutfors J; Furu K; Cohen JM; Zoega H, 2024, 'Antipsychotic use during pregnancy and risk of specific neurodevelopmental disorders and learning difficulties in children: a multinational cohort study', Eclinicalmedicine, 70, http://dx.doi.org/10.1016/j.eclinm.2024.102531

Tran DT; Robijn AL; Varney B; Zoega H; Brew BK; Chambers GM; Falster K; Lingam R; Pearson SA; Havard A, 2024, 'Data Resource Profile: The Early Life Course data platform for research on perinatal and early childhood exposures and outcomes in Australia', International Journal of Epidemiology, 53, http://dx.doi.org/10.1093/ije/dyae045

Venetis C; Choi SKY; Jorm L; Zhang X; Ledger W; Lui K; Havard A; Chapman M; Norman RJ; Chambers GM, 2024, 'Risk for Congenital Anomalies in Children Conceived With Medically Assisted Fertility Treatment: A Population-Based Cohort Study', Obstetrical and Gynecological Survey, 79, pp. 101 - 103, http://dx.doi.org/10.1097/01.ogx.0001008544.02811.12

Cohen JM; Alvestad S; Suarez EA; Schaffer A; Selmer RM; Havard A; Bateman BT; Cesta CE; Zoega H; Odsbu I; Huybrechts KF; Kjerpeseth LJ; Straub L; Leinonen MK; Bjørk MH; Nørgaard M; Gissler M; Ulrichsen SP; Hernandez-Diaz S; Tomson T; Furu K, 2024, 'Comparative Risk of Major Congenital Malformations With Antiseizure Medication Combinations vs Valproate Monotherapy in Pregnancy', Neurology, 102, http://dx.doi.org/10.1212/WNL.0000000000207996

Varney B; Zoega H; Bjørn Gillies M; Gisev N; Weston Shand A; Pearson S-A; Havard A, 2024, 'Prevalence and Persistence of Prescription Opioid Use Following Hospital Discharge After Childbirth: An Australian Population-Based Cohort Study', Obstetric Anesthesia Digest, 44, pp. 236 - 237, http://dx.doi.org/10.1097/01.aoa.0001080308.34895.4e

Venetis C; Choi SKY; Jorm L; Zhang X; Ledger W; Lui K; Havard A; Chapman M; Norman RJ; Chambers GM, 2023, 'Risk for Congenital Anomalies in Children Conceived With Medically Assisted Fertility Treatment', Annals of Internal Medicine, 176, pp. 1308 - 1320, http://dx.doi.org/10.7326/M23-0872

Havard A; Jones N; Bharat C; Gisev N; Pearson SA; Shakeshaft A; Farrell M; Degenhardt L, 2023, 'Mortality during and after specialist alcohol and other drug treatment: Variation in rates according to principal drug of concern and treatment modality', Drug and Alcohol Review, 42, pp. 1461 - 1471, http://dx.doi.org/10.1111/dar.13669

Lin J; Pearson SA; Greenfield JR; Park KH; Havard A; Brieger D; Day RO; Falster MO; de Oliveira Costa J, 2023, 'Trends in use of sodium-glucose co-transporter 2 inhibitors (SGLT2i) and glucagon-like peptide-1 receptor agonists (GLP-1RA) in Australia in the era of increased evidence of their cardiovascular benefits (2014–2022)', European Journal of Clinical Pharmacology, 79, pp. 1239 - 1248, http://dx.doi.org/10.1007/s00228-023-03539-8

Kelty E; Havard A; Preen DB, 2023, 'Trends in smoking during pregnancy stratified by the use of opioid agonist therapy and the contribution of smoking to poor outcome in neonates prenatally exposed to opioid agonist treatment', Archives of Women S Mental Health, 26, pp. 543 - 548, http://dx.doi.org/10.1007/s00737-023-01342-z

Robijn AL; Filion KB; Woodward M; Hsu B; Chow CK; Pearson SA; Jorm L; Falster MO; Havard A, 2023, 'Comparative effect of varenicline and nicotine patches on preventing repeat cardiovascular events', Heart, 109, pp. 1016 - 1024, http://dx.doi.org/10.1136/heartjnl-2022-322170

Bruno C; Zoega H; Gillies MB; Havard A; Coghill D; Pearson SA; Brett J, 2023, 'Expanded access to publicly subsidised lisdexamfetamine treatment for adults with attention-deficit/hyperactivity disorder: An interrupted time-series analysis', Australian and New Zealand Journal of Psychiatry, 57, pp. 1073 - 1076, http://dx.doi.org/10.1177/00048674231170556

Bruno C; Havard A; Gillies MB; Coghill D; Brett J; Guastella AJ; Pearson SA; Zoega H, 2023, 'Patterns of attention deficit hyperactivity disorder medicine use in the era of new non-stimulant medicines: A population-based study among Australian children and adults (2013–2020)', Australian and New Zealand Journal of Psychiatry, 57, pp. 675 - 685, http://dx.doi.org/10.1177/00048674221114782

Ahmed S; Pollack A; Havard A; Pearson SA; Chidwick K, 2023, 'Agreement of acute serious events recorded across datasets using linked Australian general practice, hospital, emergency department and death data: implications for research and surveillance', International Journal of Population Data Science, 8, http://dx.doi.org/10.23889/ijpds.v8i1.2118

Robijn AL; Woodward M; Pearson SA; Hsu B; Chow CK; Filion KB; Jorm L; Havard A, 2022, 'Uptake of prescription smoking cessation pharmacotherapies after hospitalization for major cardiovascular disease', European journal of preventive cardiology, 29, pp. 2173 - 2182, http://dx.doi.org/10.1093/eurjpc/zwac172

Miller P; Vakidis T; Taylor N; Baker T; Stella J; Egerton-Warburton D; Hyder S; Staiger P; Bowe SJ; Shepherd J; Zordan R; Walby A; Jones ML; Caldicott D; Barker D; Hall M; Doran CM; Ezard N; Preisz P; Havard A; Shakeshaft A; Akhlaghi H; Kloot K; Lowry N; Bumpstead S, 2022, 'Most common principal diagnoses assigned to Australian emergency department presentations involving alcohol use: a multi-centre study', Australian and New Zealand Journal of Public Health, 46, pp. 903 - 909, http://dx.doi.org/10.1111/1753-6405.13303

Camacho X; Zoega H; Gomes T; Schaffer AL; Henry D; Pearson S-A; Vigod S; Havard A, 2022, 'The association between psychostimulant use in pregnancy and adverse maternal and neonatal outcomes: results from a distributed analysis in two similar jurisdictions.', International Journal of Epidemiology, 52, pp. 190 - 202, http://dx.doi.org/10.1093/ije/dyac180

Bruno C; Havard A; Hanly M; Falster K; Nassar N; Edwards B; Guastella AJ; Pearson SA; Zoega H, 2022, 'Children's Relative Age and Medicine Treatment for Attention-Deficit/Hyperactivity Disorder Across Australian Jurisdictions with Different School Enrolment Policies', Journal of Child and Adolescent Psychopharmacology, 32, pp. 349 - 357, http://dx.doi.org/10.1089/cap.2022.0032

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