000 00345cam a2200145ua 4500
041 _aeng
_h
082 _a615.6
_bCHU/OR
100 _aChumakov, M.P .
245 _aOral live Poliovirus vaccine /
_cM.P.Chumakov.
_hTextual Documents
260 _a :
_bMoscow ,
_c1961.
300 _a638 ; .
504 _a
942 _cBK
999 _c1006
_d1006