Wannasan, A., Sanguan, S., Junkum, A., Jitpakdi, A., Riyong, D., Champakaew, D. and Pitasawat, B. 2018. Screening for in vitro amoebicidal activity of plant essential oils against Acanthamoeba sp. Biomedical Sciences and Clinical Medicine. 57, 2 (Apr. 2018), 88–98.