Siriwardhana, S.M.A.K.; Rathnasekara, G.A.J.; Samanthi, U.; Gunawardhana, S.L.A.
(FAHS, 2023-11-10)
Background: Excessive exposure to ultraviolet (UV) radiation causes harmful effects on the
human skin including sunburn, aging and skin cancer. Use of sun protective products helps to
minimize these harmful effects. ...