Helminth Control in School-Age Children :  A Guide for Managers of Control Programmes / 
A. Montresor, D.W.T. Crompton, T.W. Gyorkos, L. Savioli; World Health Organization. 
 - Geneva :  WHO,  2002. 
 - 64 p.  ill. ;  29 cm. 
<br/><br/>References : p. 52-53 
<br/><br/><label>ISBN: </label>92 4 154556 9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Helminthiasis-Prevention and Control<br/>Helminthiasis-Drug Therapy<br/>Schistosomisis-Prevention and Control