1921
Volume 2, Issue 5
  • ISSN: 0002-9637
  • E-ISSN: 1476-1645
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Abstract

Summary

An extensive survey of , the intermediate snail host of was made in the Tone River valley from Sakai to Sukayama, a distance of about 75 miles.

Snail collections were made at 40 different places, being about equally divided between the two sides of the river. Ten collections consisted of 100 or more specimens and infections of occurred in five. Various epidemiologic factors in the distribution of the snails are discussed.

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/content/journals/10.4269/ajtmh.1953.2.915
1953-09-01
2017-11-21
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