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Corneal grafting and banking.
Ehlers N, Hjortdal J, Nielsen K. Ehlers N, et al. Among authors: hjortdal j. Dev Ophthalmol. 2009;43:1-14. doi: 10.1159/000223833. Epub 2009 Jun 3. Dev Ophthalmol. 2009. PMID: 19494632 Review.
A clinical comparison of optical and ultrasonic pachometry.
Nissen J, Hjortdal JO, Ehlers N, Frost-Larsen K, Sørensen T. Nissen J, et al. Among authors: hjortdal jo. Acta Ophthalmol (Copenh). 1991 Oct;69(5):659-63. doi: 10.1111/j.1755-3768.1991.tb04857.x. Acta Ophthalmol (Copenh). 1991. PMID: 1776423
Epikeratophakia for high myopia.
Hjortdal JO, Ehlers N. Hjortdal JO, et al. Acta Ophthalmol (Copenh). 1991 Dec;69(6):754-60. doi: 10.1111/j.1755-3768.1991.tb02055.x. Acta Ophthalmol (Copenh). 1991. PMID: 1789090
[Biomechanical study of corneal stability after radial keratotomy].
Kohlhaas M, Böhm A, Lerche RC, Hjortdal JO, Ehlers N, Draeger J. Kohlhaas M, et al. Among authors: hjortdal jo. Klin Monbl Augenheilkd. 1996 May;208(5):285-7. doi: 10.1055/s-2008-1035216. Klin Monbl Augenheilkd. 1996. PMID: 8766028 German.
239 results