title: Occupational asthma. Preface.
authors: Division of Immunology, Allergy and Rheumatology, University of Cincinnati College of Medicine, 3255 Eden Avenue, Cincinnati, OH 45267-0563, USA. bernstdd@ucmail.uc.edu
authors: David I
authors: DI
authors: Bernstein
mesh_terms: D059366:Asthma, Occupational; D006801:Humans