By Dr Klaus Ehrmann

Book Chapters

Ehrmann K, 2018, 'Rigid Lens Measurement', in Contact Lens Practice, pp. 136 - 142.e1, http://dx.doi.org/10.1016/B978-0-7020-6660-3.00014-9

Ehrmann K, 2018, 'Soft Lens Measurement', in Contact Lens Practice, pp. 73 - 85.e2, http://dx.doi.org/10.1016/B978-0-7020-6660-3.00007-1

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