RT Journal Article SR Electronic T1 Opioids for osteoarthritis of the hip and knee: which opioids for which patients? JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 1930 OP 1931 VO 28 IS 8 A1 B Bannwarth YR 2001 UL http://www.jrheum.org/content/28/8/1930.abstract AB