1. https://www.nice.org.uk/guidance/cg191. Accessed December 13 2018.
2. https://www.nice.org.uk/guidance/qs110. Accessed December 13 2018.
3. British Thoracic Society. Guidelines for the Management of Community Acquired Pneumonia in Adults 2009.https://www.brit‐thoracic.org.uk/document‐library/clinical‐information/pneumonia/adult‐pneumonia/a‐quick‐reference‐guide‐bts‐guidelines‐for‐the‐management‐of‐community‐acquired‐pneumonia‐in‐adults/.
4. British Thoracic Society Guideline for the management of CAP in adults 2015.https://www.brit-thoracic.org.uk/standards-of-care/guidelines/bts-guidelines-for-the-management-of-community-acquired-pneumonia-in-adults-update-2009/annotated-bts-guideline-for-the-management-of-cap-in-adults-2015/. Accessed January 29 2018.
5. Deaths registered in England and Wales: 2015 Statistical Bulletin Office for National Statistics.https://www.ons.gov.uk/peoplepopulationandcommunity/birthsdeathsandmarriages/deaths/bulletins/deathsregistrationsummarytables/2015. Accessed January 7 2018.