Ragoo, Rajesh Mahadeo2009-07-132009-07-132009-07-13https://hdl.handle.net/2139/4888enPlease contact the West Indiana Division at the University of the West Indies,St.Augustine in order to view the full thesis. Contact: wimail@sta.uwi.eduEpidemiology -- Statistical methodsEpidemiology. -- Research -- Trinidad and TobagoGeographic information systems -- Trinidad and TobagoCartography. -- Computer programsHelminths. -- Trinidad and TobagoEntamoeba -- Trinidad and TobagoAscaris lumbricoides -- Trinidad and TobagoHookworms -- Trinidad and TobagoThesis