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Mayefis, D. .; Ghiffari, H. D. .; Manurung, R. S. Y. .; Gusmali, D. M. . Formulation and Antioxidant Activity Test of Sea Kale Cream (Ipomoea Pescaprae) With DPPH (1.1-Diphenyl-2-Picrylhydrazyl) Method. midwifery 2023, 11, 667-675.