000 00319 a2200121 4500
020 _a9789352697069
084 _2Colon Classification
_aG:423
100 _aSushil Kumar Upadhyay
245 _aViruses:
_bBiology and Applications
260 _bRandom Publications
_c2021
_aNew Delhi
300 _a278p.
942 _cGEN
999 _c632408
_d632408