wulansari, ni made ayu, Ratnasari Ratnasari, Laura Khattrine Noviyanti, and Kartini Suhas. 2022. “Validitas Dan Reliabilitas The Center for Epidemiologic Studies Depression Scale Pada Lansia: Validitas Dan Reliabilitas The Center for Epidemiologic Studies Depression Scale Pada Lansia”. NURSING UPDATE : Jurnal Ilmiah Ilmu Keperawatan P-ISSN : 2085-5931 E-ISSN : 2623-2871 13 (4):122-26. https://doi.org/10.36089/nu.v13i4.900.