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Identifying the optimal hand placement site for chest compression by measuring hand width and sternal length in young adults - ScienceDirect

New pre-arrival instructions can avoid abdominal hand placement for chest compressions. - Abstract - Europe PMC

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B Chest compression with two hands-child

CPR - adult - series—Chest compressions: MedlinePlus Medical Encyclopedia

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CPR in Adults: Positioning Your Hands for Chest Compressions Video & Image

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