title: [New technic for the determination of gastrointestinal tolerance by means of radioisotopes in rats].
mesh_terms: D000818:Animals; D001241:Aspirin / Q000633:toxicity; D005243:Feces / Q000032:analysis*; D006471:Gastrointestinal Hemorrhage / Q000139:chemically induced* / Q000175:diagnosis; D007504:Iron Radioisotopes; D008722:Methods; D051381:Rats
chemical_list: D007504:Iron Radioisotopes; D001241:Aspirin
vernacular_title: Nueva técnica en rata para la determinación de tolerancias gastrointestinales mediante radioisótopos.