Title: Cunningham and Gilstrap’s Operative ObstetricsAuthors: Edward R Yeomans et al.ISBN: 0071849068Publisher: McGraw-HillYear: 2017Page: 1348Language: English
Title: Obstetrics: Normal and Problem PregnanciesAuthors: Steven G. Gabbe et al.ISBN: 9780323321082Publisher: ElsevierYear: 2017Page: 1426Language: English
Title: Callen’s Ultrasonography in Obstetrics and GynecologyAuthors: Mary E Norton, Scoutt, FeldsteinISBN: 0323328342Publisher: ElsevierYear: 2016Page: 1275Language: English
Title: Diagnostic Imaging: ObstetricsAuthors: Paula J. Woodward, Anne Kennedy, Roya SohaeyISBN: 0323392563Publisher: ElsevierYear: 2016Page: 1175Language: English
