Intestinal parasitoses among the workers and their families at three electricity generating dams in Thailand.

During September 17, 1980 - May 29, 1981 a total of 986 single stool specimens were collected from workers and their families at three electricity generating dams under the administration of the Electricity Generating Authority of Thailand (EGAT). Parasitological surveys were carried out at the dam sites, namely the Khoa Laem Project, the Srinakarin Dam and the Ubolratana Dam. The overall prevalence at all three sites are moderately high (62.

Freshwater snails survey in and around the Cambodian refugee camp, Sakaeo District, Prachinburi Province, Thailand.

The freshwater snails surveys were carried out during September 15, 1981 to December 15, 1981, especially for the intermediate or possible intermediate host of Schistosoma mekongi in and around the Cambodian refugee camp at Ban Kaeng Holding Centre, Sakaeo District, Prachinburi Province. A total of 30 localities were visited and 15 species of freshwater snails were collected. The snails did not shed any cercaria of S.

A survey on intestinal parasitic infections in Laotian refugees at Ubon Province, Northeastern Thailand, with special reference to schistosomiasis.

454 stool specimens were collected from the Laotian refugees residing in the refugee camp, Ubon Province, from August 8 to 11, 1978, and were examined by formalin ether sedimentation technique. One of them (0.22%) was infected with Schistosoma mekongi.