00273nam a2200109Ia 4500008004100000040001100041100001900052245003500071260003500106300001300141300000900154251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aA.J. Zuckerman 0aJournal of Virological Methods  cJuly, 1983bElsevieraNew York  aP. 1-363  bV. 7