Phytochemical characterization, total phenolic and flavonoid content, antioxidant capacity, enzymatic profiling, and cytotoxicity of Bidens pilosa and Croton sp. from Colombia for applications in skin health - Patricia Quintero-Rincón; Karina Caballero-Gallardo; Elkin Galeano; Oscar Flórez-Acosta (PLoS ONE, 2026)