The view within. The fascinating history behind the stethoscope and the electronic fetal monitor.
Ainsworth
Steve
S
D005260:Female; D005323:Fetal Monitoring / Q000266:history*; D006340:Heart Rate, Fetal; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D011247:Pregnancy; D019023:Stethoscopes / Q000266:history*