Relevance of airflow obstruction and mucus hypersecretion to mortality Authors: Wiles FJ, Hnizdo E. Source: Respiratory Medicine. 1991; 85:27-35. Babalwa Jekwa2019-04-03T10:01:12+02:00Dec 31st, 1991| Share This Page, Choose Your Platform! FacebookTwitterLinkedInWhatsappEmail