DuckCorp Dico

Found one definition

1.                 From English - German Ding/FreeDict dictionary ver. 1.9-fd1:
                   
   
   
                   
                     
   emergency health service /ɪmˈɜːdʒənsi hˈɛlθ sˈɜːvɪs/ (EHS /ˈeɪz/)
    [Can.] Rettungsdienst <masc>, ärztlicher Notdienst <masc>, Sanitätsdienst <masc> [Schw.]  [med.]
      Synonym: emergency medical service