accident and emergency vs infirmary

accident and emergency

noun
  • The department of a hospital that deals with injuries and medical emergencies. 

infirmary

noun
  • A place where sick or injured people are cared for, especially a small hospital; sickhouse. 

  • A clinic or dispensary within another institution. 

How often have the words accident and emergency and infirmary occurred in a corpus of books? (source: Google Ngram Viewer )