KOZINSKA, Urszula and GRAS-OZIMEK, Jordi. Use of combined picosecond 1064nm and thulium laser 1927nm in melasma treatment – case report . Journal of Education, Health and Sport. Online. 29 July 2022. Vol. 12, no. 7, pp. 927-932. [Accessed 29 June 2025]. DOI 10.12775/JEHS.2022.12.07.093.