EXCERPTS FROM THE HISTORY OF THE PENNSYLVANIA ACADEMY OF OPHTHALMOLOGY AND OTOLARYNGOLOGY.
D000047:Academies and Institutes; D006664:History; D006666:History of Medicine; D008511:Medicine; D009885:Ophthalmology; D010036:Otolaryngology; D010414:Pennsylvania; D012106:Research; D012955:Societies, Medical
EXPERIMENTAL LAB STUDY; HISTORY; HISTORY OF MEDICINE; OPHTHALMOLOGY; OTORHINOLARYNGOLOGY; PENNSYLVANIA; SOCIETIES, MEDICAL