[TO PROFESSOR DR. AUREL R'ETHI ON HIS 80TH BIRTHDAY].
D049673:History, 20th Century; D008511:Medicine; D010036:Otolaryngology
BIOGRAPHIES; HISTORY; HISTORY OF MEDICINE, 20TH CENT.; OTORHINOLARYNGOLOGY
HERRN PROFESSOR DR. AUREL R'ETHI ZUM 80. GEBRUTSTAG.