00277nam a2200109Ia 4500008004100000100001300041245003500054250000600089260004100095300000800136650002300144240816s9999    xx            000 0 und d  aK S NEGI 0aBIOSTATISTICS WITH LATEST MCQs  a4  aDelhibAITBS Publishers India c2023  a394  aCOMMUNITY MEDICINE