The Use Penalized Quasi Likelihood (PQL) to Estimate Multilevel Binary Logistic Model to Identify the Factors of Anemia. Journal of Al-Rafidain University College For Sciences ( Print ISSN: 1681-6870 ,Online ISSN: 2790-2293 ), [S. l.], v. 54, n. 1, p. 498–508, 2024. DOI: 10.55562/jrucs.v54i1.617. Disponível em: https://jrucs.iq/index.php/JAUCS/article/view/617. Acesso em: 23 apr. 2026.