Dr. Lokaiah Pullagura, Madhusudhan Rao Dontha, Srinivasarao Kakumanu, Dr. G. S. Pradeep Ghantasala. “Recognition of Fetal Heart Diseases through Machine Learning Techniques”. Design Engineering (June 12, 2021): 360 - 373. Accessed May 19, 2024. http://www.thedesignengineering.com/index.php/DE/article/view/1995.