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Choice of external criteria in back pain research: Does it matter? Recommendations based on analysis of responsiveness
Henrik H. Lauridsen, Jan Hartvigsen, Lars Korsholm, Niels Grunnet-Nilsson, Claus MannicheVolume:
131
Year:
2007
Language:
english
DOI:
10.1016/j.pain.2006.12.023
File:
PDF, 205 KB
english, 2007