Shagufta, Sonia, Zanib Rehman, and Nighat Gul. “Stress, Anxiety and Depression Risk Factors for Preterm Birth Among Women”. Pakistan Social Sciences Review 6, no. 2 (June 30, 2022): 1066–1076. Accessed June 16, 2024. https://ojs.pssr.org.pk/journal/article/view/198.