Response to the letter to the Editor regarding the article "Vaccine versus infection - COVID-19-related loss of training time in elite athletes"

Affiliations

• ¹ National Centre for Sports Medicine, Poland.
• ² Mossakowski Medical Research Institute, Polish Academy of Sciences, Poland.
• ³ National Centre for Sports Medicine, Poland; Mossakowski Medical Research Institute, Polish Academy of Sciences, Poland. Electronic address: hkrysztofiak@imdik.pan.pl.
• ⁴ National Centre for Sports Medicine, Poland; Department of Biochemistry and Pharmacogenomics, Medical University of Warsaw, Poland.
• ⁵ Institute of Applied Social Sciences, University of Warsaw, Poland.
• ⁶ Institute of Metrology and Biomedical Engineering, Warsaw University of Technology, Poland.
• ⁷ Department of Pediatrics with Clinical Assessment Unit, Medical University of Warsaw, Poland.