Juasook , A. et al. 2017. Changes in Sporulation, Packed Cell Volume, Malondialdehyde Level, Fecal Oocyst Count and Histopathology of Eimeria tenella-infected Broilers Treated with Pineapple (Ananas comosus) Crude Extracts. International Journal of Poultry Science. 16, 5 (Apr. 2017), 189–195. DOI:https://doi.org/10.3923/ijps.2017.189.195.