TEFERA, M.; SHARMA, M. Determinants of Immunization Among Children Aged 12-23 Months in Ethiopia: A Proportional Odds Model Approach. International Journal of Statistics in Medical Research, [S. l.], v. 4, n. 1, p. 140–155, 2015. DOI: 10.6000/1929-6029.2015.04.01.15. Disponível em: https://www.lifescienceglobal.com/pms/index.php/ijsmr/article/view/2746. Acesso em: 29 apr. 2024.