OCCULT BLOOD IN THE STOOL.
D001554:Benzene; D019411:Clinical Laboratory Techniques; D005243:Feces; D006138:Guaiac; D006801:Humans; D007753:Laboratories; D009780:Occult Blood; D014050:Toluene
D014050:Toluene; D006138:Guaiac; D001554:Benzene
BENZENE; DIAGNOSIS, LABORATORY; FECES; GUAIAC; OCCULT BLOOD; TOLUENE