31. Pigs can be carriers of various helminths, such as roundworms, pinworms, hookworms . 32. Ashford had discovered that hookworm infestation was the principal cause of anemia on the island. 33. He dispatched doctors and nurses to cure malaria, hookworm , typhoid and diphtheria among residents. 34. Hookworm creates anemia and learning disabilities.35. Hookworm infection can be treated with local cryotherapy when the hookworm is still in the skin.36. Hookworm infection can be treated with local cryotherapy when the hookworm is still in the skin. 37. Again this can serve as a major tool for different public health measures against hookworm infection. 38. Studies so far have validated recommendations to treat infected pregnant women for hookworm infection during pregnancy. 39. In addition, he helped establish the Rockefeller Sanitary Commission for the Eradication of Hookworm Disease. 40. He worked on a campaign for the eradication of hookworm , especially in the American South.