TY - BOOK AU - Morley, J. TI - Preventive therapy in asthma T2 - Perspectives in asthma SN - 9780125064484 PY - 1991/// CY - London ; San Diego PB - Academic Press KW - Asthma KW - prevention & control KW - congresses KW - therapy N1 - "Proceedings of a symposium held in Gstaad, Switzerland, March 1990" --P. facing t.p; Includes bibliographical references and index ER -