TY - GEN AU - Hirsch,J A AU - Schaefer,P W AU - Romero,J M AU - Rabinov,J D AU - Sanelli,P C AU - Manchikanti,L TI - Comparative effectiveness research SN - 1936-959X PY - 2015///1209 KW - Comparative Effectiveness Research KW - Humans KW - Patient Outcome Assessment KW - United Kingdom N1 - Publication Type: Journal Article UR - https://doi.org/10.3174/ajnr.A3985 ER -