PT - JOURNAL ARTICLE AU - Demeter, Stephen L. TI - The many facets of occupational asthma DP - 1991 Mar 01 TA - Cleveland Clinic Journal of Medicine PG - 137--142 VI - 58 IP - 2 4099 - http://www.ccjm.org/content/58/2/137.short 4100 - http://www.ccjm.org/content/58/2/137.full SO - Cleve Clin J Med1991 Mar 01; 58 AB -