Fatimah, Fatimah, Neni Susilaningsih, Hermina Sukmaningtyas, y Agus Subagio. «Synthesis of Manganese Nanoparticles of Oolong Tea Extract by Sonication Method for a Natural Oral Contrast Media on Magnetic Resonance Cholangiopancreatography». Gaceta Médica de Caracas 130, no. 5S (noviembre 18, 2022). Accedido febrero 9, 2025. http://caelum.ucv.ve/ojs/index.php/rev_gmc/article/view/25012.