Correct Inhaler Technique - MDI
https://myhealth.alberta.ca/health/pages/conditions.aspx?Hwid=center1042
https://medicine.yale.edu/news/yale-medicine-magazine/article/mapping-the-landscape-of-asthma/
https://www.atsdr.cdc.gov/csem/asthma/treatment_management_prevention.html
Lung Function Tests
Asthma and the Gut Microbiome
