History of bacteriology in Maryland through 1925.
Collinson
J
J
D001432:Bacteriology / Q000266:history*; D049672:History, 19th Century; D049673:History, 20th Century; D007755:Laboratories, Hospital / Q000266:history; D008396:Maryland; D012577:Schools, Medical / Q000266:history; D013663:Teaching / Q000266:history