Medical evacuation in the Ryukyu Islands.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005202:Asia, Eastern; D005260:Female; D006275:Health Facility Planning; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D008887:Military Medicine; D014187:Transportation of Patients; D014481:United States