title: [Disorders of tryptophan conversion to nicotinic acid in children with obstructive bronchitis].
mesh_terms: D001991:Bronchitis / Q000378:metabolism*; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D009539:Nicotinic Acids / Q000096:biosynthesis*; D014364:Tryptophan / Q000378:metabolism*; D026681:Vitamin B 6 Deficiency / Q000378:metabolism
chemical_list: D009539:Nicotinic Acids; D014364:Tryptophan
vernacular_title: Zaburzenia przemiany tryptofanu w kwas nikotynowy u dzieci chorych na obturacyjne zapalenie oskrzeli.