sufferer vs trauma centre

sufferer

noun
  • One who suffers. 

  • One who is afflicted. 

trauma centre

noun
  • A type of hospital with a highly capable trauma department. 

  • A specialized section of a hospital intended to treat suddenly occurring life-threatening injuries and medical conditions. 

How often have the words sufferer and trauma centre occurred in a corpus of books? (source: Google Ngram Viewer )