Prima Soultoni Akbar, Santy Irene Putri, and Astri Yunita. “Detection of Asymptomatic Cases of Covid-19 Pregnant Women: A Systematic Review”. Journal Of Nursing Practice 5, no. 2 (April 29, 2022): 210–223. Accessed October 3, 2025. https://thejnp.org/index.php/jnp/article/view/201.