In February 2020, a control survey was sent to 1,754 Finnish residents over 13 years of age. The control survey assesses the prevalence of respiratory symptoms in the general population, allowing comparison with competitive athletes.
In February 2020, a control survey was sent to 1,754 Finnish residents over 13 years of age. The control survey assesses the prevalence of respiratory symptoms in the general population, allowing comparison with competitive athletes.