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- [2] BRIEF RECORDING - A SIMPLIFIED METHOD OF RECORDING HEART SOUNDS NEW ENGLAND JOURNAL OF MEDICINE, 1959, 261 (24): : 1235 - 1236
- [4] THE AMPLIFICATION AND RECORDING OF FOETAL HEART SOUNDS PROCEEDINGS OF THE ROYAL SOCIETY OF MEDICINE-LONDON, 1954, 46 (02): : 85 - 91
- [5] SIMULTANEOUS RECORDING OF HEART PULSES + SOUNDS BMJ-BRITISH MEDICAL JOURNAL, 1964, 1 (539): : 1169 - +
- [9] DIRECT RECORDING OF SOUNDS AND PRESSURES WITHIN HEART BRITISH HEART JOURNAL, 1963, 25 (05): : 549 - &
- [10] SIMPLE METHOD OF RECORDING HEART SOUNDS AND MURMURS AMERICAN JOURNAL OF CARDIOLOGY, 1971, 28 (02): : 191 - &