Yüksel, Birol, et al. “The Effect of Treatment With Montelukast on Levels of Serum Interleukin-10, Eosinophil Cationic Protein, Blood Eosinophil Counts, and Clinical Parameters in Children With Asthma”. The Turkish Journal of Pediatrics, vol. 51, no. 5, Oct. 2009, pp. 460-5, https://turkjpediatr.org/article/view/2337.