Rejeki, S. T., M. Akhyar, and S. H. R. “Implementation of Basic Obstetric and Neonatal Emergency Service Program (PONED) at Health Centers, Tegal”. Journal of Maternal and Child Health, vol. 1, no. 4, Oct. 2016, pp. 257-6, http://thejmch.com/index.php/thejmch/article/view/36.