Ali, Surwaich, Arhama Surwaich, and Muhammad Khakro. “Methylene Blue and Lugol’s Iodine As an Adjunctive Tool for Early Diagnosis of Premalignant Oral Lesions”. Journal of Rawalpindi Medical College 23, no. 2 (May 2, 2019): 101-104. Accessed March 31, 2020. http://www.journalrmc.com/index.php/JRMC/article/view/1107.