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Walk the Even Hospital Database by book and chapter — the raw source passages that ground Ask, DDx, and the rest.

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contentuptodate· Content· item f9_10_9391

©2013 UpToDate ® Print Email Abdominal crunches With arms at sides, the patient tilts the pelvis to flatten the back. The shoulder and the head are then raised from the floor. If necessary, the arms may be used to support the trunk.