P. Omidi, R. . Ravanbod, G. Sarhan, and M. Mokhtari Dizaji, “The Effects of a 2-W Laser on the Nasolabial Fold of Ageing Individuals Investigated by High-Frequency Ultrasonography: A Nonrandomized Controlled Trial: The Effects of a High-Power Laser on Skin’s Characteristics”, J laser Med Sci, vol. 13, p. e71, Jan. 2023.