Sugeng, I. L. (2016). Kejadian Depresi pada Lansia di Posyandu Lansia RW I Pagesangan Surabaya. Jurnal Ners Dan Kebidanan (Journal of Ners and Midwifery), 3(1), 037–041. https://doi.org/10.26699/jnk.v3i1.ART.p037-041