GA NURSA, D. PENGUKURAN AKTFITAS FISIK PADA USIA LANJUT. Jurnal Kesehatan Masyarakat Andalas, [S. l.], v. 3, n. 1, p. 38–42, 2008. DOI: 10.24893/jkma.v3i1.56. Disponível em: https://jurnal.fkm.unand.ac.id/index.php/jkma/article/view/56. Acesso em: 6 jan. 2025.