298,086 NORTH North American Cystic Fibrosis Conference : inn on the Park Toronto, Ontario, Canada October 14-17, 1987 : program and papers / presented by the Canadian Cystic ,Fibrosis Foundation (United States). - [New York : Alan R. Liss, Inc., 1987]. - [2], 153, [5] s. ; 28 cm (Pediatric Pulmonology ; suppl. 1)