History of endoscopy: what lessons have we learned from the past?
Berci
G
G
Department of Surgery, Cedars-Sinai Medical Center, Los Angeles, CA 90048, USA.
Forde
K A
KA
D019723:Endoscopes / Q000266:history*; D004724:Endoscopy / Q000266:history*; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans