00561nam a22001697a 450000500170000001000150001702000260003203500140005803700090007208200160008124501010009726000390019827000960023730000210033370000190035470000180037320220314170402.0  aENG-131981  a9789386695284c895.00  aEN-115513  bDBAD  a362.1963414  aCovid-19 Pandemic:bA Global Challenge/cEdited by Raj Pal Singh, Anupama Sihag and Rakesh Kumar  aNew DelhibAryan Publicationc2020  a110, Gali No. 4, Harphool Vihar, BarpraulabNew Delhie110043maryanpublication12@gmail.com  a283p.c23cm(hbk)  aSihag, Anupama  aKumar, Rakesh