SIREGAR, R. Pengaruh Terapi Relaksasi Otot Progressive Terhadap Kualitas Tidur Lansia di UPT Pelayanan Sosial Lanjut Usia Binjai tahun 2017. JURNAL MUTIARA NERS, [S. l.], v. 1, n. 2, p. 109–113, 2018. Disponível em: https://e-journal.sari-mutiara.ac.id/index.php/NERS/article/view/359. Acesso em: 21 nov. 2024.