共 50 条
- [1] DIRECT AUSCULTATION AND RECORDING OF FETAL HEART SOUNDS PFLUGERS ARCHIV FUR DIE GESAMTE PHYSIOLOGIE DES MENSCHEN UND DER TIERE, 1952, 255 (02): : 134 - 135
- [6] BRIEF RECORDING - A SIMPLIFIED METHOD OF RECORDING HEART SOUNDS NEW ENGLAND JOURNAL OF MEDICINE, 1959, 261 (24): : 1235 - 1236
- [8] THE AMPLIFICATION AND RECORDING OF FOETAL HEART SOUNDS PROCEEDINGS OF THE ROYAL SOCIETY OF MEDICINE-LONDON, 1954, 46 (02): : 85 - 91
- [9] SIMULTANEOUS RECORDING OF HEART PULSES + SOUNDS BMJ-BRITISH MEDICAL JOURNAL, 1964, 1 (539): : 1169 - +
- [10] NEW DEVICE FOR RECORDING HEART SOUNDS AMERICAN JOURNAL OF CARDIOLOGY, 1958, 1 (05): : 661 - 661