F. PIETRI, A. LECLERC, J. AUCIAIR, M. GOLDBERG, A. BARDOL, Y. BOURIC, T. DE CHAZAL, H. FOREST, C. GALLIN-MARTEL, B. HAZARD, T. LAULT, M.J. LEPAROUX, C. LOUSTAUNAU, J.M. PARIS, B. PERECVAL, T. POP. (1993). Comparison between a self-administered questionnaire and a medical questionnaire on low-back pain