CHQ: SUBJECT: DECUBITUS ULCERS
  MESSAGE: To Whom This May Concern, My name is [NAME], i am a year 12 student at [LOCATION], [LOCATION]. I am doing a subject called research project, it is a compulsory subject.  My question is 'What are the biological causations of decubitus ulcers?' I am writing to you as i am in need of primary information from medical professionals. I am requesting that you complete a survey. If you are willing to participate please email me on; [CONTACT]   so i will be able to give you the survey and a letter detailing what it is for.  Thank You for spending your time reading this email, and i look forward to hearing from you. Yours Sincerely,           [NAME], Year 12 student at [LOCATION]
Summary: What causes decubitus ulcers?