title: Hand dermatitis and contact sensitivity in twins.
mesh_terms: D000328:Adult; D003877:Dermatitis, Contact / Q000209:etiology*; D004200:Diseases in Twins; D004777:Environment; D005260:Female; D006229:Hand Dermatoses / Q000209:etiology*; D006801:Humans; D009532:Nickel / Q000009:adverse effects*; D010328:Patch Tests; D014430:Twins, Monozygotic
chemical_list: D009532:Nickel