title: [Detection of colo-rectal tumors. Valve of the guaiac clinical test].
mesh_terms: D003110:Colonic Neoplasms / Q000175:diagnosis*; D005243:Feces / Q000032:analysis*; D006138:Guaiac; D006801:Humans; D009780:Occult Blood; D012004:Rectal Neoplasms / Q000175:diagnosis*
chemical_list: D006138:Guaiac
vernacular_title: Dépistage des tumeurs colo-rectales. Intéret du test clinique au guaiac.