TY - GEN AU - Duffin,E G AU - Briller,S A AU - Trost,R F AU - Geselowitz,D B TI - A 24-channel electrocardiographic preamplifier SN - 0025-696X PY - 1971///1209 KW - Amplifiers, Electronic KW - Electrocardiography KW - instrumentation KW - Electronics, Medical N1 - Publication Type: Journal Article UR - https://doi.org/10.1007/BF02474094 ER -