Comparison of heart rate recovery after the six-minute walk test to cardiopulmonary exercise testing in patients with heart failure and reduced and preserved ejection fraction.
作者信息
Cahalin Lawrence P, Arena Ross, Guazzi Marco
出版信息
Am J Cardiol. 2012 Aug 1;110(3):467-8. doi: 10.1016/j.amjcard.2012.05.002.