Role of illness in male professional football: not a major contributor to time loss
John Bjørneboe, Karolina Kristenson, Markus Waldén, Håkan Bengtsson, Jan Ekstrand, Martin Hägglund, Ola Rønsen, Thor Einar Andersen
British Journal of Sports Medicine Jun 2016, 50 (11) 699-702; DOI: 10.1136/bjsports-2015-095921