000 00380nam a2200157Ia 4500
100 _aSingh, Rajkumar
020 _a978-93-89381-18-4
365 _b2500
942 _cBK
654 _aCovid
654 _a
245 _aPandemic covid - 19
_bMajor Effects and Side Effect
260 _aNew Delhi
_bAayu Publication Pvt. Ltd.
_c2021
082 _a579.2
300 _bHb
_axvii,491
999 _c377411
_d377411
041 _aeng