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NATIONAL REPORTS 
ARGENTINA 
AUSTRALIA 
AUSTRIA 
BELGIUM 
BULGARIA 
CANADA 
CUBA 
CZECHOSLAVAKIA 
FINLAND 
GERMAN DEMOCRATIC REPUBLIC 
HUNGARY 
ISRAEL 
ITALY 
JAPAN 
MEXICO 
NETHERLANDS 
NORWAY 
RUMANIA 
SOUTH AFRICA 
SWEDEN 
SWITZERLAND 
TURKEY 
UNITED KINGDOM 
UNITED STATES: 
YOGOSLAVIA 
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