Kiptoo, Stephen, et al. “Automated Detection of Cervical Pre-Cancerous Lesions Using Regional-Based Convolutional Neural Network”. International Journal of Sciences: Basic and Applied Research (IJSBAR), vol. 56, no. 1, Feb. 2021, pp. 104-23, https://www.gssrr.org/JournalOfBasicAndApplied/article/view/12259.