Singh, R., S. Doshi, V. G. Sutija, et al. "The effects of birth weight discordance and prematurity on twin neonatal outcome" Journal of Perinatal Medicine, 31.2 (2005): 105-110. Retrieved 26 May. 2013, from doi:10.1515/JPM.2003.014

Singh, R., Doshi, S., Sutija, V., et al. (2005). The effects of birth weight discordance and prematurity on twin neonatal outcome. Journal of Perinatal Medicine, 31(2), pp. 99-188. Retrieved 26 May. 2013, from doi:10.1515/JPM.2003.014

Singh, R., S. Doshi, V. G. Sutija, et al. 2005. The effects of birth weight discordance and prematurity on twin neonatal outcome. Journal of Perinatal Medicine. 31(2): 99-188. Retrieved 26 May. 2013, from doi:10.1515/JPM.2003.014