Comparison of cheese with and without Propionibacterium freudenreichii subsp. shermanii LMGT 2951 on off-season muscle strength and VO2 max development in Nordic skiers: a randomized clinical trial. - Lundberg, Helge Einar; Larsen, Stig; Mathisen, Therese Fostervold; Sundgot-Borgen, Jorunn (Journal of the International Society of Sports Nutrition, 2025)