The emergency room. How to cope with this new challenge.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D004636:Emergency Service, Hospital; D005260:Female; D006739:Hospital Administration; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged