1. CME (committee medical ethics);IQR (interquartile range), RTI (respiratory infection), RTA (road traffic accident), SD (standard deviation), VFR (visiting friends and relatives
2. Global burden of disease study 46 2019 (gbd 2019) cause list mapped to icd codes;Institute for Health Metrics and 47 Evaluation (IHME),2020
3. Global burden of 369 diseases and 50 burden of disease study 2019;GBD 2019 Diseases and Injuries Collaborators,2020