proceedings of the fifth international symposium on animal plant and microbial toxins held in San Jose costa rica in august 1976 Rosenberg, Philip (ed.) creator text xx New York Pergaman Press 1978 9999 monographic und ENG xxix + 1134 toxicology, pharmacology, drug toxicity 2661 & 7 & 79 & 05.07.1979 Toxicology Pharmacology -- Therapeutics 615.917 0-08-022640-X 260808 20260808125428.0