Radziyevska M, Knotowicz J, Radziyevsky P, Dyba T, Nesterova T, Dyba E. Analysis of the relationship of lifestyle and some of the parameters of respiratory diseases of children 7 9 years old in Poland and Ukraine. Pedagogics, psychology, medical-biological problems of physical training and sports. 2013;17(10):60-7. https://doi.org/10.6084/m9.figshare.775331