D. S. Weerasekera. Placenta praevia and scarred uterus - an obstetrician's dilemma. „Journal of obstetrics and gynaecology : the journal of the Institute of Obstetrics and Gynaecology”. 5 (20), s. 484–5, wrzesień 2000. DOI: 10.1080/014436100434659. PMID: 15512632.
R. A. Jackson, K. A. Gibson, Y. W. Wu, M. S. Croughan. Perinatal outcomes in singletons following in vitro fertilization: a meta-analysis. „Obstetrics and gynecology”. 3 (103), s. 551–63, marzec 2004. DOI: 10.1097/01.AOG.0000114989.84822.51. PMID: 14990421.
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D. S. Weerasekera. Placenta praevia and scarred uterus - an obstetrician's dilemma. „Journal of obstetrics and gynaecology : the journal of the Institute of Obstetrics and Gynaecology”. 5 (20), s. 484–5, wrzesień 2000. DOI: 10.1080/014436100434659. PMID: 15512632.
R. A. Jackson, K. A. Gibson, Y. W. Wu, M. S. Croughan. Perinatal outcomes in singletons following in vitro fertilization: a meta-analysis. „Obstetrics and gynecology”. 3 (103), s. 551–63, marzec 2004. DOI: 10.1097/01.AOG.0000114989.84822.51. PMID: 14990421.