The Utility of Cap Color and Bottle Characteristics for Topical Glaucoma Therapy.
Marando CM, Seibold LK, SooHoo JR, Pantcheva MB, Ramulu PY, Kahook MY. The Utility of Cap Color and Bottle Characteristics for Topical Glaucoma Therapy. Ophthalmology. 2015 Dec; 122(12):2577-8.