S. A. Shetti, N. H. N., and N. Hanumanthaiah, “A randomized open label comparative study to determine the various side effects and patient satisfaction of low dose continuous versus low dose intermittent oral isotretinoin therapy in moderate to severe acne vulgaris”, Int J Basic Clin Pharmacol, vol. 7, no. 6, pp. 1169–1173, May 2018.