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Volume 13, Number 12—December 2007


Fishborne Zoonotic Intestinal Trematodes, Vietnam

Do Trung Dung*†, Nguyen Van De‡, Jitra Waikagul†, Anders Dalsgaard§, Jong-Yil Chai¶, Woon-Mok Sohn#, and K. Darwin Murrell§Comments to Author 
Author affiliations: *National Institute of Malariology, Parasitology and Entomology, Hanoi, Vietnam; †Mahidol University, Bangkok, Thailand; ‡Hanoi Medical University, Hanoi, Vietnam; §University of Copenhagen, Frederiksberg, Denmark; ¶Seoul National University College of Medicine, Seoul, South Korea; #Gyeonsang National University, Jinju, South Korea;

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Table 2

Intensity of small trematode infections in 2 age groups, Nam Dinh Province, Vietnam, April 2005*

Age group No. positive No. (%) with light infection† No. (%) with moderate infection†
<40 y 111 102 9
>40 y
Total 399 344 (86.2) 55 (13.8)

*epg, eggs per gram (of feces).
†Light infection = 1–999 epg; moderate infection = 1,000–9,999 epg.

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