VITALIATI, Trisna; SETIYOWATI, Lilis. Internal and External Factors Associated with Preoperative Anxiety: A Cross-Sectional Study. Journal of Nursing Periodic, [S. l.], v. 3, n. 1, 2026. DOI: 10.36858/jnp.v3i1.53. Disponível em: https://jnp.uds.ac.id/jnp/article/view/53. Acesso em: 7 apr. 2026.