Helminth control in school-age children : a guide for managers of control programmes /
Montresor, A.
World Health Organization.
Geneva : WHO,
c2002.
Accompanied by sample forms and measuring chart in pocket on back cover.
Includes bibliographical references
Helminthiasis
Helminthiasis
Helminthiasis
Schistosomiasis
Schistosomiasis
Schistosomiasis