00323nam a2200121Ia 4500008004100000022001400041040001100055100002000066245002400086260006900110300001300179300000900192251112s9999||||xx |||||||||||||| ||und||  a0022-538x  aCNCLSA  aThomas E. Shenk 0aJournal of Virology  cJanuary, 1999bAmerican Society for MicrobiologyaWashington, DC  aP. 1-861  bV.55