Maalepati, Vidyasagar, A. Raviraj, and Ashish Anand. 2020. “Overview on Osteoid Osteoma of the Sacrum - Case Report and Review of Literature”. Research Trends and Challenges in Medical Science Vol. 2, June, 77-83. https://stm1.bookpi.org/index.php/rtcms-v2/article/view/1550.