TI - A history of the heart and the circulation. PT - JOUR DP - 1949 TA - Archives of Internal Medicine pages = {360}, VI - 84 IP - 2 AID - 10.1001/archinte.1949.00230020163016 [doi] 4100 - http://dx.doi.org/10.1001/archinte.1949.00230020163016 SO - Archives of Internal Medicine August 1, 1949 84(2):360