1. Forum of International Respiratory Societies. The global impact of respiratory disease – second edition. Sheffield: European Respiratory Society; 2017.
2. Centers for Disease Control. Respiratory infections. 2018.
www.cdc.gov
. Accessed 14 Sep 2018.
3. Ferkol T, Schraufnagle D. The global burden of respiratory disease. Ann Am Thorac Soc. 2013;11:404–6.
4. Centers for Disease Control and Prevention. How to prevent the spread of respiratory illnesses in disaster evacuation centers. 2017.
https://www.cdc.gov/disasters/disease/respiratoryic.html
. Accessed 10 Jul 2018.
5. Olmsted RN. International Federation of Infection Control. Basic concepts of infection control. Isolation precautions. 2016.
http://theific.org/wp-content/uploads/2016/04/11-IsolPrec_2016.pdf
. Accessed 20 Jul 2018.