·      Asthma UK – www.asthma.org.uk
·      British Lung Foundation – https://www.blf.org.uk
·      British Thoracic Society – https://www.brit-thoracic.org.uk/
·      NICE guideline [NG80] ‘Asthma: diagnosis, monitoring and chronic asthma management’ – https://www.nice.org.uk/guidance/ng80
·      Primary Care Respiratory Society - https://www.pcrs-uk.org