1. School of Mathematics and Computer Science, Shangrao Normal University, 401 Zhimin Ave., Xinzhou District, Shangrao City, 334001, China; and Department of Computer and Software Engineering, Wonkwang University, Iksan, 54538, Korea
2. Department of Oncology, First Affiliated Hospital of Nanchang University, Nanchang, 330006, China
3. Department of Obstetrics, Jiangxi Maternal and Child Health Hospital, Nanchang, 330006, China
4. Department of Computer and Software Engineering, Wonkwang University, Iksan, 54538, Korea (Corresponding author), e-mail: lkugsjd214@163.com, https://orcid.org/0000-0002-2343-9724