“Comparative Efficacy of Filtered Blue Light (emitted from Sunlight) and Topical Erythromycin Solution in Acne Treatment: A Randomized Controlled Clinical Trial”. Journal of Pakistan Association of Dermatologists, vol. 21, no. 3, Dec. 2016, pp. 179-84, https://doi.org/10.66344/jpad.v21i3.469.