Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleMethodological Considerations for the Case-Control Study of Metformin and Age-Related Macular Degeneration-Reply.AuthorsBlitzer, Andrea L.; Ham, Sandra A.; Skondra, DimitraPublicationJAMA Ophthalmology, 2021, Vol 139, Issue 8, p919ISSN2168-6165Publication typeletterDOI10.1001/jamaophthalmol.2021.2132