International guidelines
United Kingdom
Published by:National Institute for Health and Care Excellence
Last published:2023
Published by:National Institute for Health and Care Excellence
Last published:2019
Published by:Royal College of Obstetricians and Gynaecologists
Last published:2011
Europe
Published by:Collège National des Gynécologues Obstétriciens Français
Last published:2016
North America
Published by:American College of Radiology
Last published:2020
Published by:American College of Radiology
Last published:2017
Published by:American College of Obstetricians and Gynecologists
Last published:2016 (reaffirmed 2022)
Published by:Society of Obstetricians and Gynaecologists of Canada
Last published:2016
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