Journal ArticleAuthors S.M. Carden; R.E. Boissy; P Schoettker; William GoodAbstractNo abstract available.Free PMC article. PMCID: PMC1722467JournalThe British Journal of OphthalmologyVolume82Issue2Number of Pages189-95Year of Publication1998URLhttp://www.ncbi.nlm.nih.gov/pmc/articles/pmc1722467/PubMedDOIGoogle Scholar