00317nam a2200121Ia 4500008004100000020001800041082001700059100002200076245005500098250000800153260002600161300000800187220204s9999    xx            000 0 und d  a9789391334000  a615.5bAga-A  aAgarwal Richa Dr. 2aA Text Book of Biostatistics & Reserch Methodology  a1ST  aDelhibR. Narain Pub.  a224