297,305 CHOLINERGIC Cholinergic pathway in obstructive airways disease : Proceedings of a symposium held July 31 trought August 3, 1985 in Toronto, Canada [...] / guest ed. Edward H. Bergofsky. — New York : Cahners Publ. Co., 1986. — [8], 102, [2] s. : wykr. ; 28 cm (The America Journal of Medicine ; vol. 81, suppl. 5A) ISSN 0002-9343