TY - RPRT TI - Sarcopenia: alternative definitions and associations with lower extremity function. AU - Anne B Newman AU - Varant Kupelian AU - Marjolein Visser AU - Eleanor Simonsick AU - Bret Goodpaster AU - Michael Nevitt AU - Stephen B Kritchevsky AU - Frances A Tylavsky AU - Susan M Rubin AU - Tamara B Harris AU - Health ABC Study Investigators PY - 2003 DO - 10.1046/j.1532-5415.2003.51534.x UR - https://pubmed.ncbi.nlm.nih.gov/14687390/ ID - 14687390 ER -