00289nam a2200097Ia 4500008004100000040001100041245005200052260006600104300001300170300000800183251112s9999||||xx |||||||||||||| ||und||  aCNCLSA 4aThe Journal of the American Medical Association  cJanuary-february, 1956bAmerican Medical AssociationaChicago  aP. 1-728  bV.8