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Background
In 2003, a perinatal helicopter air ambulance service was introduced for remote areas of Wakayama and Mie prefectures, Japan, but its long‐term impact on perinatal medicine has not yet been analyzed.
Methods
A retrospective observational study was conducted on helicopter air ambulance cases recorded between January 2003 and December 2016 at Wakayama Medical University Hospital (WMUH)...
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