تنقيح بحثك
الإتاحة
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المؤلفين
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أنواع المادة
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مواقع
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السلاسل
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أماكن
- Europe
- Europe, Eastern [x]
- Europe, Eastern - Ec...
- Europe, Eastern - Fo...
- European Union - Eur...
- European Union - Eur...
- France
- Germany
- Germany (East)
- Germany (West)
- Great Britain
- Poland
- Russia (Federation)
- Typhus, Endemic flea...
- Typhus, Epidemic Lou...
- Typhus, Epidemic Lou...
- Typhus, Epidemic Lou...
- Typhus, Epidemic Lou...
- United States
- أظهر المزيد
- عرض أقل
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مواضيع
- Bacteriology - histo...
- Bacteriology - histo...
- Civil-military relat...
- Communism
- Detente
- Disease Outbreaks - ...
- Disease Outbreaks - ...
- Economic history
- Guerrillas
- History of Medicine,...
- History of Medicine,...
- History of Medicine,...
- History of Medicine,...
- Nationalism
- Post-communism
- Privatization
- Social movements
- World politics
- World War, 1939-1945
- World War, 1939-1945...
- أظهر المزيد
- عرض أقل