PT Journal AU Brooks, SM TI Bronchial asthma of occupational origin SO Scandinavian Journal of Work, Environment & Health PD 6VL PY 1977 BP 108 EP 108 IS 2 WP https://www.sjweh.fi/show_abstract.php?abstract_id=3010 DE airway disease; allergic and nonallergic mechanisms; amendment and correction; asthma; bronchial asthma; nonallergic mechanism; obstructive airway disease; occupational asthma; review SN 0355-3140 ER