| [toxocara spp. and other helminths in squares and parks of ciudad bolívar, bolivar state (venezuela)]. | visceral larva migrans, a syndrome observed in humans, is caused by larva of parasitic helminths, such as toxocara spp., which usually infect dogs and cats. among the risk factors involved in the incidence of this syndrome, the size of these animal populations is particularly important. ciudad bolívar (bolivar state, venezuela) is a city with a large dog population. this fact has led to an effort to determine of prevalence of eggs from toxocara spp. and other helminths in public squares and park ... | 2008 | 18208762 |