4Olds GR. Deworming the world[J]. Trans Am Clin Climatol Assoc,2013,124:265-274.
5Iborra MA,Carrilero B,Segovia M. Ancylostomiasis : a potentialcause of iron deficiency anemia in patients from endemic areas[J].Enferm Infecc Microbiol Clin,2009,27(7) : 427.
6Ghoshal UC,Lakshmi CP,Kumar S,et al. Capsule endoscopy forobscure gastrointestinal bleeding in the tropics : report from India[J].Dig Endosc ,2011,23(1): 17-23.
7Albonico M, Crompton DW, Savioli L Control strategies for humanintestinal nematode infections [J]. Adv Parasitol, 1999,42:277-341.
