Weekly Epidemiological Record, 1940, vol. 15, 39 [full issue]
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引用
World Health Organization. (1940). Weekly Epidemiological Record, 1940, vol. 15, 39 [full issue]. Weekly Epidemiological Record = Relevé épidémiologique hebdomadaire, 15 (39), 321 - 327. https://iris.who.int/handle/10665/236662
期刊
Weekly Epidemiological Record = Relevé épidémiologique hebdomadaire, 15 (39): 321 - 327语言
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