Plasma ghrelin responses to prolonged sculling in male competitive rowers - Purge, P.; Jürimäe, J.; Rämson, R.; Mäestu, J.; Jürimäe, T.; von Duvillard, S. P. (14th annual Congress of the European College of Sport Science, Oslo/Norway, June 24-27, 2009, Book of Abstracts, 2009)