PT - JOURNAL ARTICLE AU - Tarjei Tørre Asprusten AU - Dag Sulheim AU - Even Fagermoen AU - Anette Winger AU - Eva Skovlund AU - Vegard Bruun Wyller TI - Systemic exertion intolerance disease diagnostic criteria applied on an adolescent chronic fatigue syndrome cohort: evaluation of subgroup differences and prognostic utility AID - 10.1136/bmjpo-2017-000233 DP - 2018 Mar 01 TA - BMJ Paediatrics Open PG - e000233 VI - 2 IP - 1 4099 - http://bmjpaedsopen.bmj.com/content/2/1/e000233.short 4100 - http://bmjpaedsopen.bmj.com/content/2/1/e000233.full AB - Markup server — Error Error There was a problem handling your request. Please try again in a few minutes, or contact us if you continue to experience this problem.