Rengaraj, S., Vinayagam, S. and Soukath, S. 2016. Spontaneous heterotopic triplet pregnancy: rare case report. International Journal of Reproduction, Contraception, Obstetrics and Gynecology. 5, 12 (Dec. 2016), 4496–4498. DOI:https://doi.org/10.18203/2320-1770.ijrcog20164372.