00314nam a2200097Ia 4500008004100000040001100041100001500052245007600067260006400143300000900207251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aHugh Clegg 0aBritish Medical JournalbThe Journal of the British Medical Association  cJuly to December, 1964bBritish Medical AssociationaLondon  bV. 2