00306nam a2200109Ia 4500008004100000040001100041100001700052245005200069260004800121300001600169300001100185251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aAustin Smith 4aThe Journal of the American Medical Association  c1955bAmerican Medical AssociationaChicago  aP. 707-1576  bV. 159