The effect of long-distance transportation by airplane on salivary SIgA and condition in elite junior speed skaters - Kon, M.; Maegawa, T.; Suzuki, N.; Iizuka, T.; Tanisyo, K.; Yuda, J.; Aoyanagi, T.; Takaahshi, H. (14th annual Congress of the European College of Sport Science, Oslo/Norway, June 24-27, 2009, Book of Abstracts, 2009)