On auscultation.
Bertrand
E
E
D000349:Africa; D000488:Allied Health Personnel / Q000193:education*; D001314:Auscultation; D002318:Cardiovascular Diseases / Q000517:prevention & control*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D008403:Mass Screening / Q000379:methods*