TY - BOOK AU - Ciba Foundation TI - Ciba foundation symposium number 48 (new series): Purine and pyrimidine metabolism SN - 90 219 4054 X & 0-444-15256-3 U1 - 599.01 PY - 1977/// CY - New York PB - Elsviers Excerpta Medica, North Holland KW - CIBA Foundation KW - Zoology -- Animals N1 - Gift; CIBA Foundation, zoology, animal studies symposium ER -