European Surgery in Ectopic Pregnancy (ESEP) study group 2015, ' Cost-effectiveness of salpingotomy and salpingectomy in women with tubal pregnancy (a randomized controlled trial) ', Human Reproduction, vol. 30, no. 9, pp. 2038-47 . https://doi.org/10.1093/humrep/dev162 Human Reproduction, 30(9), 2038-2047. Oxford University Press Human Reproduction, 30(9), 2038. Oxford University Press Human reproduction (Oxford, England), 30(9), 2038-2047. Oxford University Press Human Reproduction, 30(9), 2038-47. Oxford University Press