title: Often unrecognized factors in the etiology of asthma.
mesh_terms: D000485:Allergens; D001249:Asthma / Q000139:chemically induced / Q000209:etiology*; D001993:Bronchodilator Agents / Q000009:adverse effects; D002648:Child; D003888:Desensitization, Immunologic; D006634:Histamine H1 Antagonists / Q000009:adverse effects; D006801:Humans; D013315:Stress, Psychological
chemical_list: D000485:Allergens; D001993:Bronchodilator Agents; D006634:Histamine H1 Antagonists