Columbia subject headings:
Hospital General Doctor Rubén Leñero.
Hospitals--Emergency services--Mexcio--Mexico City.
Hospitals--Medical staff--Mexico--Mexico City.
Residents (Medicine)--Mexico--Mexico City.
Harvard subject headings:
Hospital General Doctor Rubén Leñero
Hospitals--Emergency services--Mexcio--Mexico City.
Hospitals--Medical staff--Mexico--Mexico City.
Residents (Medicine)--Mexico--Mexico City.
Princeton subject headings:
Hospital General Doctor Rubén Leñero.
Hospitals--Emergency services--Mexcio--Mexico City.
Hospitals--Medical staff--Mexico--Mexico City.
Residents (Medicine)--Mexico--Mexico City.