title: Effect of vitamin A2 on the red and blue threshold of fully dark adapted vision.
authors.forename: E B
authors.initials: EB
authors.lastname: MILLARD
authors.forename: W S
authors.initials: WS
authors.lastname: McCANN
mesh_terms: D003623:Dark Adaptation; D005123:Eye; D006801:Humans; D014801:Vitamin A / Q000031:analogs & derivatives; D014812:Vitamin K; D014815:Vitamins
chemical_list: D014815:Vitamins; C024366:vitamin A2; D014801:Vitamin A; D014812:Vitamin K
keywords: EYES/accommodations and refraction; VITAMINS, A