Sadoh AE, Sadoh WE, Uduebor J, Ekpebe P, Iguodala O. Factors contributing to delay in commencement of immunization in Nigerian infants. Tanzania J Hlth Res [Internet]. 2013 Oct. 24 [cited 2024 Apr. 25];15(3). Available from: https://www.ajol.info/index.php/thrb/article/view/86041