Ambarwati, Ninik Dwi, et al. “Towards Zero Maternal Mortality: The Role of Policy Makers in Maternal Perinatal Audit Surveillance and Response ”. Poltekita : Jurnal Ilmu Kesehatan, vol. 17, no. 1, May 2023, pp. 45-56, doi:10.33860/jik.v17i1.2124.