3rd international symposium on chelating agents in pharmacology, toxicology and therapeutics : satelite symposium of 11th International congress of pharmacology held in Plzeň, Czechoslovakia, July 10th - 12th, 1990 ; 1st international symposium on oral chelation in the treatment of thalassaemia and other diseases : Royal Free Hospital, School of Medicine, University of London, November 2nd - 4th, 1989 - Sobotka, Pavel, 1928-; Eybl, Vladislav, 1932- (Plzeňský lékařský sborník., 1990)