title: [Vitamin B6 deficiency as a cause of perioral dermatoses after the taking of oral contraceptives].
mesh_terms: D001219:Aspartate Aminotransferases / Q000097:blood; D003276:Contraceptives, Oral / Q000009:adverse effects*; D004912:Erythrocytes / Q000201:enzymology; D005148:Facial Dermatoses / Q000139:chemically induced*; D005260:Female; D006801:Humans; D008598:Menstruation; D011732:Pyridoxal Phosphate / Q000097:blood; D011736:Pyridoxine / Q000652:urine; D026681:Vitamin B 6 Deficiency / Q000097:blood / Q000139:chemically induced* / Q000201:enzymology
chemical_list: D003276:Contraceptives, Oral; D011732:Pyridoxal Phosphate; D001219:Aspartate Aminotransferases; D011736:Pyridoxine
vernacular_title: Vitamin-B6-Mangel als Ursache der perioralen Dermatose nach Einnahme oraler Contraceptiva