title: Outbreak of dermatitis among chemistry students due to alpha-chlorobenzaldehyde phenylhydrazone.
mesh_terms: D000328:Adult; D001547:Benzaldehydes / Q000009:adverse effects*; D003877:Dermatitis, Contact / Q000209:etiology*; D005260:Female; D006801:Humans; D006835:Hydrazones / Q000009:adverse effects*; D007753:Laboratories; D008297:Male; D012882:Skin Tests; D013334:Students
chemical_list: D001547:Benzaldehydes; D006835:Hydrazones