Into the heart.
Weisse
A B
AB
University of Medicine and Dentistry of New Jersey-New Jersey Medical School, Newark.
D006348:Cardiac Surgical Procedures / Q000266:history*; D006330:Heart Defects, Congenital / Q000266:history / Q000601:surgery; D016027:Heart Transplantation / Q000266:history; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D012214:Rheumatic Heart Disease / Q000266:history / Q000601:surgery