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. 1944 Jan;6(1):48–52. doi: 10.1136/hrt.6.1.48
SYNCHRONOUS HEART SOUND RECORDING BY APPLICATION OF A SECOND CHANNEL TO THE COSSORROBERTSON CARDIOGRAPH
G D Dawson
1,2, A Morgan Jones
1,2
G D Dawson
1David Lewis Colony, Cheshire
2Cardiographic Dept., Manchester Royal Infirmary
Find articles by G D Dawson
A Morgan Jones
1David Lewis Colony, Cheshire
2Cardiographic Dept., Manchester Royal Infirmary
Find articles by A Morgan Jones
1David Lewis Colony, Cheshire
2Cardiographic Dept., Manchester Royal Infirmary
PMCID: PMC503523 PMID: 18609955
