http://whqlibdoc.who.int/hq/1996/WHO_CTD_SIP_96.1.pdf

It presents information on Ancylostoma duodenale and Necator americanus, biology of hookworm infections in female, neonates and infants hosts, hookworm infection and anaemia during pregnancy, aetiology of iron-deficiency anaemia, assessment of anaemia, and anthelminthic treatment. Document in pdf format; Acrobat reader needed.