00349nam a2200109Ia 4500008004100000040001100041100001600052245010400068260004500172300001300217300000900230251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aR. Bressler 0aLife sciencesbthe international medium for rapid publicaton of communications in the life sciences  cNovember, 1961bPergamon PressaNew York  aP. 1-300  bV. 8