00345nam a2200133 a 450000500170000002000150001708200200003210000170005224500340006926000480010330000230015170000190017470000180019320251203091759.0  a8170188032  a614.42,bD, Pat  aPathak, K.B.  aBiostatical aspects of Health  aNew DelhibB.R.Publishing Corporationc1994  aviii,396p.c23 cm.  aPrakasam, C.P.  aPandey Arvind