Kusumaningtiyas, D. P. H. (2021) “Factors Related To Anxiety Level In The Elderly In The Time Of The Covid 19 Pandemic In Elderly Posyandu Lelateng Village”, STRADA : Jurnal Ilmiah Kesehatan, 10(1), pp. 1287–1296. doi: 10.30994/sjik.v10i1.785.