Alam, M. M., K. Jan, and D. Prukova. “Potential Application of CuSO4 for the Reduction of Lipofuscin Autofluorescence in Formalin-Fixed Paraffin-Embedded Tissue”. Bioresearch Communications - (BRC), vol. 2, no. 1, July 2022, pp. 170-4, https://www.bioresearchcommunications.com/index.php/brc/article/view/140.