Puszczałowska-Lizis, E. XIII Scientific Conference „Effects of Education in Physical culture” Jubilees Prof. Dr Hab. Jan Ślężyński: Anniversary of 80 Birthday, 60 Years of Pedagogical-Scientifically Work, 40-Years of Employment in AWF Katowice, Katowice, 11–12 May 2011. Eur J Clin Exp Med 2011, 9, 561–562.