00330nam a2200097Ia 4500008004100000082003400041100001400075245007800089260005700167300000800224140113s9999    xx            000 0 und d  a574:517:632.28(082.2)   J3.18  aAnonymous  aCold Spring Harbour Symposia on quantitative Biology (Viruses vol. XVIII)  a1953b"Biological Laboratory, Cold Spring"cNew York  a301