C. Maher, C. Sherrington, R. Herbert, A. Moseley, and M. Elkins. Physical therapy, 83 (8):
713-21(August 2003)4565<m:linebreak></m:linebreak>LR: 20071115; PUBM: Print; JID: 0022623; ppublish;<m:linebreak></m:linebreak>Critical appraisal; RCT; Checklist; PEDro.
R. Platt, J. Delaney, and S. Suissa. European journal of epidemiology, 27 (2):
77-83(February 2012)6578<m:linebreak></m:linebreak>JID: 8508062; 2011/03/28 received; 2011/11/23 accepted; 2011/12/08 aheadofprint; ppublish;<m:linebreak></m:linebreak>Anàlisi de dades; Marginal structural models.