000 00272 a2200121 4500
008 151002tMar.-Jun. 1988
245 _aVirology & AIDS Abstracts
250 _aVol.21
260 _aU.S.A.
260 _bCambridge Scientific Abstracts
260 _cMar.-Jun. 1988
942 _cBV
999 _c4072
_d4072