The beginning of cardiovascular intervention using roentgen rays and image intensifier-TV-fluoroscopy.
D000800:Angioplasty, Balloon / Q000266:history; D002318:Cardiovascular Diseases / Q000628:therapy; D005471:Fluoroscopy; D005859:Germany, East; D005860:Germany, West; D049673:History, 20th Century; D006801:Humans; D013557:Switzerland; D013690:Television