Hamdan, Z. . Z.; Ahmed, J. . N.; Hamdo, H. . H. Evaluation of the Level of Melatonin, Cortisol and IgA in Saliva of Patients With Oral Lichen Planus Lesions. J Bagh Coll Dent 2016, 28 (2), 63-68. https://doi.org/10.12816/0028223.