Hack KE, Derks JB, Schaap AH, Lopriore E, Elias SG, Arabin B, Eggink AJ, Sollie KM, Mol BW, Duvekot HJ, Willekes C, Go AT, Koopman-Esseboom C, Vandenbussche FP, Visser GH (February 2009). "Perinatal outcome of monoamniotic twin pregnancies". Obstetrics and Gynecology. 113 (2 Pt 1): 353–60. doi:10.1097/AOG.0b013e318195bd57. PMID19155906. S2CID10186845.
Baxi LV, Walsh CA (June 2010). "Monoamniotic twins in contemporary practice: a single-center study of perinatal outcomes". The Journal of Maternal-Fetal and Neonatal Medicine. 23 (6): 506–10. doi:10.3109/14767050903214590. PMID19718582. S2CID37447326.
Hack KE, Derks JB, Schaap AH, Lopriore E, Elias SG, Arabin B, Eggink AJ, Sollie KM, Mol BW, Duvekot HJ, Willekes C, Go AT, Koopman-Esseboom C, Vandenbussche FP, Visser GH (February 2009). "Perinatal outcome of monoamniotic twin pregnancies". Obstetrics and Gynecology. 113 (2 Pt 1): 353–60. doi:10.1097/AOG.0b013e318195bd57. PMID19155906. S2CID10186845.
Baxi LV, Walsh CA (June 2010). "Monoamniotic twins in contemporary practice: a single-center study of perinatal outcomes". The Journal of Maternal-Fetal and Neonatal Medicine. 23 (6): 506–10. doi:10.3109/14767050903214590. PMID19718582. S2CID37447326.
Hack KE, Derks JB, Schaap AH, Lopriore E, Elias SG, Arabin B, Eggink AJ, Sollie KM, Mol BW, Duvekot HJ, Willekes C, Go AT, Koopman-Esseboom C, Vandenbussche FP, Visser GH (February 2009). "Perinatal outcome of monoamniotic twin pregnancies". Obstetrics and Gynecology. 113 (2 Pt 1): 353–60. doi:10.1097/AOG.0b013e318195bd57. PMID19155906. S2CID10186845.
Baxi LV, Walsh CA (June 2010). "Monoamniotic twins in contemporary practice: a single-center study of perinatal outcomes". The Journal of Maternal-Fetal and Neonatal Medicine. 23 (6): 506–10. doi:10.3109/14767050903214590. PMID19718582. S2CID37447326.
Khandelwal, Meena; Revanasiddappa, Vanitha B.; Moreno, Sindy C.; Simpkins, Gunda; Weiner, Stuart; Westover, Thomas (May 2016). "Monoamniotic Monochorionic Twins—Can They Be Delivered Safely Via Vaginal Route?". Obstetrics & Gynecology. 127 (Supplement 1): 3S. doi:10.1097/01.AOG.0000483625.92567.88. S2CID25507744.