DR. EMIL H. GRUBBE, PIONEER CHICAGO RADIOLOGIST.
D002641:Chicago; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D007087:Illinois; D011871:Radiology; D011878:Radiotherapy
BIOGRAPHIES; HISTORY; HISTORY OF MEDICINE, 20TH CENT.; ILLINOIS; RADIOLOGY; RADIOTHERAPY