1. A new method for counting Schistosoma mansoni eggs in faeces;Bell;Bulletin of the World Health Organization,1963
2. Macroscopic and microscopic methods in the diagnosis of intestinal bilharziasis;Blaire;Central African Journal of Medicine,1968
3. Coprological diagnosis of schistosomiasis. II. Comparative study of quantitative methods;Chaia;Revista do Instituto de Medicina Tropical de São Paulo,1968
4. Epidemiology and control of schistosomiasis;Jordan;British Medical Bulletin,1972
5. Control of Schistosoma mansoni transmission by provision of domestic water supplies. A preliminary report of a study in St. Lucia;Jordan;Bulletin of the World Health Organization,1975