00411nam a2200133Ia 4500008004100000020001800041040003800059100002000097245006300117250000800180260004800188300001800236653002300254211231s9999    xx            000 0 und d  a0-7637-3580-9  cJayakar Knowledge Resource Centre  aGerstman,B Burt 0aBasic biostatistics: statistics for public health practice  a1st  bJones and Bartlett PublishersaBostonc2008  axvii,557p. p.  aMedical Statistics