312,848 PAIN Pain and analgesia : a homeostatic system : Proceedings of a symposium held in Rome, Italy March 8-9, 1991/ honorary chairman John Eccles ; guest eds Mario Tiengo, Luigi Francesco Agnati, Manfred Zimmermann. - New York : Raven Press, 1991. - VII, 80 s. : wykr. ; 29 cm (The Clinical Journal of Pain, ISSN 0749-8047 ; vol. 7, suppl. 1)