000 00353cam a2200145 a 4500
020 _a0521244544
050 0 0 _aMED RA418
_bM34
245 1 0 _aVirus persistence
260 _aNew York :
_bCambridge University Press,
_c1968.
300 _ax, 300 pg.
_bill.
700 1 _aMahy, B. W. J.
700 1 _aDarby, G. K.
700 1 _aMinson, A. C.
942 _cBK
999 _c1016
_d1016