FATIMAH, S.; HUTASOIT, M. HUBUNGAN PENGGUNAAN SMARTPHONE DENGAN PERKEMBANGAN ANAK USIA PRASEKOLAH DI PAUD DAN TK BHAKTI SIWI PURWOREJO: THE CORRELATION BETWEEN SMARTPHONE USE AND DEVELOPMENT OF CHILDREN OF PRESCHOOL AGE IN PAUD AND TK BHAKTI SIWI PURWOREJO. Jurnal Keperawatan Notokusumo, [S. l.], v. 10, n. 2, p. 37–45, 2022. Disponível em: https://jurnal.stikes-notokusumo.ac.id/index.php/jkn/article/view/219. Acesso em: 9 oct. 2025.