1. World Health Organization (2022, April 03). Fact Sheet Detail: Cancer. Available online: https://www.who.int/health-topics/cancer#tab=tab_1.
2. National Cancer Institute (2021, March 31). “What is Cancer” NCI 2021, Available online: https://www.cancer.gov/about-cancer/understanding/what-is-cancer#:~:text=Cancer%20is%20a%20disease%20caused,are%20also%20called%20genetic%20changes.
3. Distinction between benign and malignant soft tissue tumors based on an ultrasonographic evaluation of vascularity and elasticity;Ohshika;Oncol. Lett.,2021
4. Institute, N.C. (2021, March 31). Common Cancer Types. NIH, Available online: http://www.cancer.gov/types/common-cancers.
5. Fayed, L. (2022, November 01). Benign vs. Malignant Tumors: Causes and Treatments. Very Well Health. Available online: https://www.verywellhealth.com/what-does-malignant-and-benign-mean-514240.