Hookworm infection and anaemia : Approaches to prevention and control text World Health Organization 1991 eng vi, 96 hlm. : il 25 cm. Z.S. Pawlowski hookworm infections 614.555 4 614.555 4 Paw h 1 9241544155 INLIS000000000047863 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)