Suntharasaj, T., Kor-anantakul, O. and Rattanaprueksachart, R. (1997) “Fetal Heart Rate Accelerations at Gestational Age 28-41 Weeks”, Thai Journal of Obstetrics and Gynaecology. Bangkok, Thailand, 9(1), pp. 13–18. available at: https://he02.tci-thaijo.org/index.php/tjog/article/view/257303 (accessed: 29 September 2026).