TY - JOUR T1 - Capillary Electrometer Records of the Electrical Changes during the Natural Beat of the Frog's Heart: (Preliminary Communication) JF - Proceedings of the Royal Society of London. Series B, Containing Papers of a Biological Character (1905-1934) VL - 79 IS - 532 SP - 323 EP - 328 PY - 1907/06/05/ UR - http://dx.doi.org/10.1098/rspb.1907.0024 M3 - doi:10.1098/rspb.1907.0024 AU - Gotch, F. ER -