YAHYA ALI YAHYA ALAWEE, zeiad; JAMEEL, M.; YOUNIS MOHAWMED, A. Fuzzy linear regression analysis of (19-COVID) infection rate and laboratory testing based on Statistical relationships. College of Basic Education Research Journal, [S. l.], v. 19, n. 3, p. 666–675, 2023. DOI: 10.33899/berj.2023.180673. Disponível em: https://edusj.uomosul.edu.iq/index.php/berj/article/view/38007. Acesso em: 26 oct. 2025.