Determining prognosis in congestive heart failure: role of the 6-minute walk test.
Bittner
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D005080:Exercise Test; D017079:Exercise Tolerance; D005260:Female; D006333:Heart Failure / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011237:Predictive Value of Tests; D011379:Prognosis; D013997:Time Factors; D016138:Walking