Retinoic acid liposome-hydrogel: preparation, penetration through mouse skin and induction of F9 mouse teratocarcinoma stem cells differentiation . Braz. J. Pharm. Sci. [Internet]. 2015 Sep. 1 [cited 2024 May 17];51(3):541-9. Available from: https://revistas.usp.br/bjps/article/view/107859