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The incidence and distribution of ascaris lumbricoides, Trichocephalus trichiura, Hymenolepis nana, Enterobius vermicularis and Hymenolepis diminuta in seventy counties in North Caroline
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An investigation of the incidence and intensity of infestation of hookworm in Mississippi
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AMERICAN JOURNAL OF HYGIENE,
1934, 19 (03)
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