| intestinal parasites in a migrant farmworker population. | three hundred thirty-nine migrant worker women and children were screened by single stool examination for intestinal parasites. infection occurred in 34.2%. giardia lamblia and trichuris trichiura were the most common pathogens; entamoeba coli and endolimax nana were the most common commensals. infants under 1 year of age were free of infection. children between 2 and 5 years old and women between 25 and 35 years old had the highest prevalence. significantly more haitians were infected than mexi ... | 1986 | 3954523 |