Two knees or one person: data analysis strategies for paired joints or organs.
Sutton
A J
AJ
Department of Public Health and Epidemiology, University of Nottingham, Queens Medical Centre.
Muir
K R
KR
Jones
A C
AC
D003625:Data Collection; D006801:Humans; D007719:Knee Joint; D010003:Osteoarthritis / Q000209:etiology*; D012044:Regression Analysis