The Quebec Low Back Pain Study: A protocol for an innovative 2-tier provincial cohort

Gabrielle M. Pagé, Anaïs Lacasse, Nicolas Beaudet, Manon Choinière, Simon Deslauriers, Luda Diatchenko, Laurent Dupuis, Stéphanie Grégoire, Richard Hovey, Erwan Leclair, Guillaume Leonard, Carolina B. Meloto, Francesca Montagna, Alexandre Parent, Pierre Rainville, Jean Sebastien Roy, Mathieu Roy, Mark A. Ware, Timothy H. Wideman, Laura S. Stone