TY - GEN AU - Trief,P M TI - Chronic back pain: a tripartite model of outcome SN - 0003-9993 PY - 1983///0317 KW - Back Pain KW - physiopathology KW - Female KW - Humans KW - Male KW - Models, Theoretical KW - Movement KW - Outcome and Process Assessment, Health Care KW - methods KW - Rehabilitation Centers KW - Rehabilitation, Vocational KW - United States N1 - Publication Type: Journal Article ER -