AU - Lepeschkin E TI - ELectrophysiology and ultrastructure of the heart. PT - JOUR DP - 1969 TA - Archives of Internal Medicine pages = {254}, VI - 124 IP - 2 AID - 10.1001/archinte.1969.00300180126034 [doi] 4100 - http://dx.doi.org/10.1001/archinte.1969.00300180126034 SO - Archives of Internal Medicine August 1, 1969 124(2):254