00278nam a22001217a 4500020001800000082001700018100002000035245001900055250001600074260003800090300001300128654001500141  a9788180616594  a001.422bPRA  aPrabhakara, G N  aBiostatistics   a1st ed. R.P  aNew DelhibJay Pee Brothersc2025  a1-332 p.  aStatistics