title: Acneiform eruption in a 5-year-old due to vitamin B12 supplementation.
authors.affiliation: Department of Dermatology.
authors.forename: A Susanne
authors.initials: AS
authors.lastname: Aalfs
authors.forename: Liesbeth H
authors.initials: LH
authors.lastname: Scholvinck
authors.forename: Barbara
authors.initials: B
authors.lastname: Horváth
mesh_terms: D017486:Acneiform Eruptions / Q000139:chemically induced* / Q000628:therapy; D001415:Back; D002675:Child, Preschool; D019587:Dietary Supplements / Q000009:adverse effects*; D003875:Drug Eruptions / Q000209:etiology* / Q000628:therapy; D006801:Humans; D008297:Male; D009333:Neck; D014805:Vitamin B 12 / Q000009:adverse effects*
chemical_list: D014805:Vitamin B 12