@article{ SPONET-4006619, title = {The effect of coenzyme Q10 on the exercise performance of cross-country skiers}, author = {Ylikoski, T., Piirainen, J., Hanninen, O., Penttinen, J.}, year = {1997}, url = {http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=9266538&dopt=Abstract} }