1. Unsolved problems in occupational dermatology Author C. D. Calnan Subjects Male, Paper, Pediatrics, medicine.medical_specialty, Epoxy Resins, business.industry, Dermatology, Occupational dermatology, Dermatitis, Occupational, Steel, Family medicine, Metallurgy, Paint, Solvents, Humans, Medicine, Female, Photosensitivity Disorders, business, Facial Dermatoses Published 1981