1826 Rene Laennec, French physician who invented the stethoscope in 1819,died.
1826 Rene Laennec, French physician who invented the stethoscope in 1819,died.
1819年发明听诊器的法国医生勒内·雷奈克逝世。
1826 Rene Laennec, French physician who invented the stethoscope in 1819,died.
1819年发明听诊器的法国医生勒内·雷奈克逝世。