00415nam a22001457a 4500020001800000082001700018100001900035245008900054250001200143260004300155300001100198650001800209650002500227700001700252  a9789387162662  a610.72 SAH P  aSaha, Indranil  aEssentials of biostatistics and research methodology /cIndranil Saha and Bobby Paul  a3rd ed.  aKolkata :bAcademic Publishers,c2021.  a398 p.  aBiostatistics  aResearch methodology  aPaul, Bobby