00319nam a2200121Ia 4500008004100000022001400041040001100055100002100066245002400087260006300111300001400174300000900188251112s9999||||xx |||||||||||||| ||und||  a0022-538X  aCNCLSA  aRobert R. Wagner 0aJournal of Virology  cApril, 1976bAmerican Society for MicrobiologyaWashington  aP. 1-1165  bV.42