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Williams obstetricia. 24va. Edic.

By Cunningham, Gary F. . MÉXICO MC GRAW HILL 2015 . 1356 29.1.

Williams Obtetricia, 25va. Edic.

By Cunningham, F. Gary – Leveno, Kenneth J. – Bloom, Steven L. – Dashe , Jodi S. – Hoffman, Barbara L. – Casey, Brian M. – Spong, Catherine Y.. MEXICO MC GRAW HILL 2019 . 1328 27.0.

Williams Obstetricia, 26th Edición

By Cunningham, F. Gary . MEXICO MCGRAW-HILL 2022 . 1306 27.7.