Jose Gabriel Rigau Perez Libros

From 1940 to 1970 Puerto Rico underwent a dramatic change in its economic, social, political, and medical characteristics. Schistosomiasis (known locally as bilharzia) persisted throughout this period as a nearly intractable problem. In 1954, staff from the Puerto Rico Department of Health, and the Puerto Rico Field Station of the U.S. Communicable Disease Center (now