Sonek JD, Gabbe SG, Landon MB et Stempel LE, «Antenatal diagnosis of sacral agenesis syndrome in a pregnancy complicated by diabetes mellitus», Am. J. Obstet. Gynecol., vol.162, no3, , p.806–8 (PMID2180307, DOI10.1016/0002-9378(90)91015-5)
Sonek JD, Gabbe SG, Landon MB et Stempel LE, «Antenatal diagnosis of sacral agenesis syndrome in a pregnancy complicated by diabetes mellitus», Am. J. Obstet. Gynecol., vol.162, no3, , p.806–8 (PMID2180307, DOI10.1016/0002-9378(90)91015-5)