Calling Dr. Laennec.
Mark
James B D
JB
D002140:California; D005602:France; D006326:Heart Auscultation / Q000266:history* / Q000379:methods; D049671:History, 18th Century; D006801:Humans; D010808:Physical Examination / Q000266:history / Q000379:methods; D011369:Professional-Patient Relations; D019023:Stethoscopes / Q000266:history*