Chege H W, Kemboi D C, Bebora L C, Maingi N, Mbuthia P G, Nyaga P N and Njagi L W 2017: Efficacy of Piperazine citrate, Levamisole hydrochloride and Albendazole in the treatment of chicken naturally infected with gastrointestinal helminths. Livestock Research for Rural Development. Volume 29, Article #98. Retrieved , from http://www.lrrd.org/lrrd29/5/wamb29098.htm