Testing the Activity of Nanochitosan Hydrogel Containing Earthworm (Lumbricus rubellus) Extract as a Future Anti-Aging Candidate. JFM [Internet]. 2026 Oct. 30 [cited 2026 Nov. 1];9(1):631-9. Available from: https://ejournal.medistra.ac.id/index.php/JFM/article/view/3820