| trichinella spiralis infection in pigs in eastern bolivia. | trichinellosis in pigs in bolivia was first documented in 1993 following a small abattoir survey in a rural community in the bolivian altiplano. the present study investigated the presence of antibodies to trichinella spiralis in pigs in the 2 largest departments in terms of pig production in bolivia. three geographically separate abattoir surveys were conducted to cover the major production areas in the departments of santa cruz and chuquisaca. sera were tested using an enzyme-linked immunosorb ... | 1996 | 8809974 |