00269nam a2200109Ia 4500008004100000022001400041040001100055245001800066260005300084300001300137300000900150251112s9999||||xx |||||||||||||| ||und||  a0019-3879  aCNCLSA 0aIndex Medicus  cNovember 1978bNational Institute Of HealthaUSA  aP.1-1211  bV.19