[Sanitary and hygienic work of the American Mission "Prijatelj" in Serbia during 1919-22].
D049673:History, 20th Century; D007391:International Cooperation / Q000266:history*; D008921:Religious Missions / Q000266:history*; D014481:United States; D015022:Yugoslavia
Sanitarni i higijenski rad americke misije "Prijatelja" u Srbiji 1919-1922. godine.