TY - RPRT TI - Exercise capacity: the prognostic variable that doesn't get enough respect. AU - Daniel B Mark AU - Michael S Lauer PY - 2003 DO - 10.1161/01.cir.0000094408.38603.7e UR - https://pubmed.ncbi.nlm.nih.gov/14517147/ ID - 14517147 ER -