Knee complaints vary with age and gender in the adult population. Population-based reference data for the Knee injury and Osteoarthritis Outcome Score (KOOS).
BMC Musculoskelet Disord. 2006 May 2;7:38. doi: 10.1186/1471-2474-7-38.
BMC Musculoskelet Disord. 2006.
PMID: 16670005
Free PMC article.