TY - GEN AU - Chan,K W AU - Ngai,H Y AU - Ip,K K AU - Lam,K H AU - Lai,W W TI - Co-morbidities of patients with knee osteoarthritis SN - 1024-2708 PY - 2009///0716 KW - Body Mass Index KW - Comorbidity KW - Cross-Sectional Studies KW - Female KW - Hong Kong KW - epidemiology KW - Humans KW - Male KW - Middle Aged KW - Obesity KW - Osteoarthritis, Knee KW - diagnosis N1 - Publication Type: Journal Article; Multicenter Study; Research Support, Non-U.S. Gov't ER -