Weekly Epidemiological Record, 1974, vol. 49, 31 [full issue]
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World Health Organization. (1974). Weekly Epidemiological Record, 1974, vol. 49, 31 [full issue]. Weekly Epidemiological Record = Relevé épidémiologique hebdomadaire, 49 (31), 261 - 268. https://iris.who.int/handle/10665/219967
Journal
Weekly Epidemiological Record = Relevé épidémiologique hebdomadaire, 49 (31): 261 - 268Language
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