Purboningtyas DN, Lumbantobing CJ, Lubis YEP. The Effect of Administration of Rosella Flower (Hibiscus Sabdariffa) Extract Gel on The Expression Of TNF-α And Caspase-3 Expression in An In Vivo Study of Wistar Strain Rats Exposed to Ultraviolet B-Lights. Int Jou of PHE [Internet]. 2024 Feb. 5 [cited 2024 May 16];3(2):570-8. Available from: https://ejournal.ipinternasional.com/index.php/ijphe/article/view/753