PT  - JOURNAL ARTICLE
AU  - Harold N. Segall
TI  - EVOLUTION OF GRAPHIC SYMBOLS FOR CARDIOVASCULAR SOUNDS AND MURMURS
AID  - 10.1136/hrt.24.1.1
DP  - 1962 Jan 01
TA  - British Heart Journal
PG  - 1--10
VI  - 24
IP  - 1
4099  - http://heart.bmj.com/content/24/1/1.short
4100  - http://heart.bmj.com/content/24/1/1.full
SO  - Heart1962 Jan 01; 24