00610nam a2200133Ia 4500008004100000082002600041100010900067245009700176260007100273300001400344440005800358700003100416700002900447260921b        |||||||| |||| 00| 0 eng d  a519.5024575bSy989.GC  aSymposium on Genes and Chromosomes Structure and Function. Buenos Aires, Argentina, Nov.30 - Dec.4, 1964  aGenes and chromosomes structure and functionb; proceedings of the international symposium /  aWashington:bUS Department of Health, Education and Welfare,c1964  axv, 354p.  aNational Cancer Institute monograph no.18 (Dec. 1965)  aValencia, Juan I.eeditor.  aGrell, Rhoda F.eeditor.