1. World Health Organization (2018) Global health estimates 2016 summary tables: global death by cause, age and sex, 2000–2016. World Health Organization, Geneva https://www.who.int/healthinfo/global_burden_disease/estimates/en/index1.html. Accessed 5 July 2019
2. World Health Organization (2018) Global health estimates 2016 summary tables: global DALY estimates by cause, age and sex, 2000–2016. World Health Organization, Geneva https://www.who.int/healthinfo/global_burden_disease/estimates/en/index1.html. Accessed 5 July 2019
3. Wouters EFM, Reynaert NL, Dentener MA, Vernooy JHJ (2009) Systemic and local inflammation in asthma and chronic obstructive pulmonary disease. Proc Am Thorac Soc 6:638–647. https://doi.org/10.1513/pats.200907-073DP
4. Lehouck A, Boonen S, Decramer M, Janssens W (2011) COPD, bone metabolism, and osteoporosis. CHEST 139:648–657. https://doi.org/10.1378/chest.10-1427
5. Global Initiative for Asthma (GINA) Global Strategy for Asthma Management and Prevention 2018 Global Initiative for Asthma (GINA). https://ginasthma.org/gina-reports. Accessed 5 July 2019