00626nam a2200169Ia 450000500170000000800410001703500090005804100080006708200080007510000340008324501240011726000610024130000140030249000070031650500960032365000370041920260808125309.0260808s9999||||xx |||||||||||||| ||und||  a1255  aENG  a574  aCold Spring Harbor Laboratory 0aCold spring harbor symposia on quantitative biology (vol-23)bexchange of genetic material, mechanisms and consequences  aNew YorkbBiological Laboratory Cold Spring Harborc1958  axvi + 433  a23  aQuantitative biology, Cold Spring Harbor, Symposium, Molecular biology, Biological sciences  aBiologybBiology -- Radiobiology