International guidelines
United Kingdom
Published by:Royal College of Pathologists
Last published:2016
Published by:National Institute for Health and Care Excellence
Last published:2006
North America
Published by:US Preventive Services Task Force
Last published:2016
Published by:American College of Radiology
Last published:2016
Published by:American Cancer Society
Last published:2015
Published by:American Cancer Society
Last published:2007
Published by:Society of Obstetricians and Gynaecologists of Canada
Last published:2006
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