Hompoonsup, B. and Seesod, A. (1994) “Preinduction Cervical Ripening by Intrauterine Condom Balloon Method: A Preliminary Report”, Journal of Health Science of Thailand, 3(4), pp. 341–352. Available at: https://thaidj.org/index.php/JHS/article/view/6618 (Accessed: 6December2025).