1. Islam MA, Kundu S, Alam SS, Hossan T, Kamal MA, Hassan R. Prevalence and characteristics of fever in adult and paediatric patients with coronavirus disease 2019 (COVID-19): a systematic review and meta-analysis of 17515 patients. PLoS One [Internet] 2021;16(4). [Accessed 23 Mar 2023] [cited 2023 Feb 26]. Available from: https://pubmed.ncbi.nlm.nih.gov/33822812/.
2. Islam MA, Alam SS, Kundu S, Hossan T, Kamal MA, Cavestro C. Prevalence of headache in patients with Coronavirus Disease 2019 (COVID-19): a systematic review and meta-analysis of 14,275 patients. Front Neurol [Internet] 2020;11. [Accessed 23 Mar 2023] [cited 2023 Feb 26]. Available from: https://pubmed.ncbi.nlm.nih.gov/33329305/.
3. WHO Coronavirus (COVID-19) Dashboard | WHO Coronavirus (COVID-19) dashboard with vaccination data [Internet]. [Accessed 23 Mar 2023] [cited 2023 Mar 23]. Available from: https://covid19.who.int/
4. Raveendran A.V., Jayadevan R, Sashidharan S. Long COVID: an overview. Diabetes Metab Syndr [Internet] 2021;15(3):869–875. [Accessed 23 Mar 2023] [cited 2023 Feb 10]. Available from: https://pubmed.ncbi.nlm.nih.gov/33892403/.
5. Biological, psychological, and social factors associated with worsening of chronic pain during the first wave of the COVID-19 pandemic: a cross-sectional survey;Lang-Illievich;BJA Br J Anaesth [Internet],2021