title: Patch testing with semisynthetic penicillins.
mesh_terms: D009783:Dermatitis, Occupational / Q000209:etiology*; D004345:Drug Industry; D006801:Humans; D010328:Patch Tests; D010406:Penicillins / Q000009:adverse effects*; D012882:Skin Tests
chemical_list: D010406:Penicillins