On presentation of the Friedenwald Memorial Award in Ophthalmology to Arnall Patz.
D000818:Animals; D001363:Awards and Prizes; D004219:District of Columbia; D005260:Female; D049673:History, 20th Century; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D008396:Maryland; D009885:Ophthalmology / Q000266:history*; D009893:Opossums; D011247:Pregnancy; D012178:Retinopathy of Prematurity / Q000266:history*