title: [Fractional chromatic duodenal intubation in the diagnosis of biliary tract diseases].
mesh_terms: D000328:Adult; D000368:Aged; D001660:Biliary Tract Diseases / Q000175:diagnosis*; D004386:Duodenum; D005260:Female; D006801:Humans; D007441:Intubation, Gastrointestinal / Q000379:methods*; D008297:Male; D008751:Methylene Blue; D008875:Middle Aged
chemical_list: D008751:Methylene Blue
vernacular_title: Fraktsionnoe khromaticheskoe duodenal'noe zondirovanie v diagnostike zabolevaniĭ zhelchevyvodiashchikh putei.