TY - GEN AU - George,A K AU - Marble,A E TI - Digital heart rate meter using c.m.o.s. devices SN - 0140-0118 PY - 1982///0326 KW - Electronics, Medical KW - instrumentation KW - Heart Function Tests KW - Heart Rate KW - Humans N1 - Publication Type: Journal Article UR - https://doi.org/10.1007/BF02441325 ER -