AU - Pick A TI - ADvances in electrocardiography. PT - JOUR DP - 1959 TA - A.M.A. Archives of Internal Medicine pages = {339}, VI - 103 IP - 2 AID - 10.1001/archinte.1959.00270020167022 [doi] 4100 - http://dx.doi.org/10.1001/archinte.1959.00270020167022 SO - A.M.A. Archives of Internal Medicine February 1, 1959 103(2):339