KORELASI AKTIVITAS FISIK DENGAN KUALITAS TIDUR IBU HAMIL: STUDI CROSS-SECTIONAL. Jurnal Perawat Indonesia, [S. l.], v. 4, n. 2, p. 344–350, 2020. DOI: 10.32584/jpi.v4i2.313. Disponível em: https://journal.ppnijateng.org/jpi/article/view/313. Acesso em: 4 feb. 2026.