00322nam a2200121Ia 4500008004100000022001400041040001100055100002100066245002400087260006300111300001700174300000900191251112s9999||||xx |||||||||||||| ||und||  a0022-538x  aCNCLSA  aArnold J. Levine 0aJournal of Virology  cApril, 1988bAmerican Society for MicrobiologyaWashington  aP. 1101-2208  bV.46