Physical Fitness and Device‐Based Moderate‐to‐Vigorous Physical Activity and Risk of Long‐Term Sickness Absence—A Prospective Cohort Study With 8‐Year Follow‐Up. - Pohjola, Valtteri; Sarttila, Katariina; Parikka, Suvi; Lundqvist, Annamari; Lahti, Jouni (European Journal of Sport Science, 2026)