1. Objective To analyse the intestinal helminthiasis epidemic situation and to evaluate the control effect in past ten years so as to make out the control strategy in Sichuan Province.

2. Objective To study the suitable measures for control intestinal helminthiasis and long-term strengthen efficacy in endemic area with low prevalence and intensity infection.

3. The use of the primary school platform to treat millions of children for schistosomiasis and helminthiasis in Africa is a perfect example.

4. Infestation of the intestines or other parts of the body with worms or wormlike parasites; helminthiasis.

5. Objective To master the epidemic situation of human intestinal helminthiasis in hilly areas of Sichuan Province.

6. Objective To master the epidemic situation of human intestinal helminthiasis in different topographic areas of Sichuan Province in the past 10 years.