Chomchai, Summon, Chulathida Chomchai, and Teera Kolladarungkrai. 2004. “Treatment of Paraquat Poisoning With Cyclophosphamide / Dexamethasone Combination : The First Two Years Experience at Siriraj Hospital”. Siriraj Medical Journal 56 (4):163-70. https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/245504.