Two-Step Air/Water Oxidation Process for the Long-Lasting Photoluminescence and Biological Viability (MTT Assay) of Porous Silicon Particles - Calvente, CC; Gilsanz-Muñoz, MF; Pérez-Piñeiro, J; Cerpa-Naranjo, A; Blasco, R; Bragado-García, E; Fernández-Alfonso, MS; Gallach-Pérez, D (Journal Of Xenobiotics, 2025)