TY - BOOK AU - Crompton,David W.T. TI - Preventive chemotherapy in human helminthiasis: coordinated use of anthelminthic drugs in control interventions : a manual for health professionals and programme managers SN - 9241547103 PY - 2006/// CY - Geneva PB - World Health Organization KW - Helminthiasis KW - Anthelmintics KW - Drug combinations KW - Manuals ER -