KEREN STELIN MALIANGKAY; UMMI RAHMA; SAFANNY PUTRI; ACIM HERI ISWANTO. Peningkatan Mutu Pelayanan Kesehatan Di Rumah Sakit Dengan Metode Six Sigma : Literature Review. An-Najat, [S. l.], v. 1, n. 2, p. 29–38, 2023. DOI: 10.59841/an-najat.v1i2.33. Disponível em: https://jurnal.stikes-ibnusina.ac.id/index.php/an-Najat/article/view/33. Acesso em: 6 jul. 2024.