1. WHO. First WHO Report on Neglected Tropical Diseases: Working to Overcome the Global Impact of Neglected Tropical Diseases. Geneva: World Health Organization; 2010. p. 136.
2. Hawdon JM, Hotez PJ. Hookworm: developmental biology of the infectious process. Curr Opin Genet Dev. 1996;6(5):618–23.
3. Rogers WP, Petronijevic T. The infective stage and the development of nematodes. In: Symons LEA, Donald AD, Dineen JK, editors. Biology and Control of Endoparasites. Australia: Academic Press; 1982. p. 3–28.
4. Hawdon JM, Schad GA. Developmental adaptations in nematodes. In: Toft CA, Aeschlimann A, Bolis L, editors. Parasitism: Coexistence or Conflict? Oxford: Oxford University Press; 1991. p. 274–98.
5. Hotez P, Hawdon J, Schad GA. Hookworm larval infectivity, arrest and amphiparatenesis: the Caenorhabditis elegans Daf-c paradigm. Parasitol Today. 1993;9(1):23–6.