title: Contact dermatitis to neomycin with false negative patch tests: allergy established by intradermal and usage tests.
mesh_terms: D003877:Dermatitis, Contact / Q000175:diagnosis* / Q000209:etiology; D004305:Dose-Response Relationship, Drug; D005188:False Negative Reactions; D006801:Humans; D008297:Male; D008875:Middle Aged; D009355:Neomycin / Q000008:administration & dosage / Q000009:adverse effects*; D010328:Patch Tests; D012882:Skin Tests
chemical_list: D009355:Neomycin