The accuracy of self-reported data concerning recent cannabis use in the French armed forces. Mayet, A; Esvan, M; Marimoutou, C; Haus-Cheymol, R; Verret, C; Ollivier, L; Meynard, JB; Michel, R; Boutin, JP; Deparis, X; Migliani, R. Eur J Public Health. 2013; 328-332: p.328-332. doi:10.1093/eurpub/cks108Article