1. World Health Organization. Asthma; 2022 [updated May 11, 2022]. Available from: https://www.who.int/news-room/fact-sheets/detail/asthma. Accessed July 12, 2022.
2. Asthma: definitions and pathophysiology
3. World Health Organization. Asthma; 2021. Available from: https://www.who.int/news-room/fact-sheets/detail/asthma. Accessed July 12, 2022.
4. Centers for Disease Control and Prevention. Most recent national asthma data; 2021. Available from: https://www.cdc.gov/asthma/most_recent_national_asthma_data.htm. Accessed July 12, 2022.