HAMAR, Dušan. Whys and hows of physical exercise for children. In Vnitřní lékařství. The 6th Central European congress on obestiy (CECON) and the 15th Slovak congress on obesity 2017 : october 5 - 7, 2017 Bratislava : abstract book. ISSN 0042-773X. Brno : Facta Medica, 2017, 2017, roč. 63, č. 9, s. 2S42.