APA Style

al, O, B, E. (). Lutein, but Not Alpha-Tocopherol, Supplementation Improves Visual Function in Patients With Age-Related Cataracts: A 2-y Double-Blind, Placebo-Controlled Pilot Study . : .

MLA Style

al, Olmedilla, B,, Et. "Lutein, but Not Alpha-Tocopherol, Supplementation Improves Visual Function in Patients With Age-Related Cataracts: A 2-y Double-Blind, Placebo-Controlled Pilot Study". : , . PRODUCT LITERATURE.