One-dimensional echocardiography during Valsalva's maneuver: I. Changes in the size of the left atrium and heart rate in healthy young persons and athletes

Stípal, R.; Simícek, J.

Vnitrni Lekarstvi 32(12): 1145-1149

1986


ISSN/ISBN: 0042-773X
PMID: 3824912
Document Number: 273933

Document emailed within 1 workday
Secure & encrypted payments