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Effects of 1-year exercise in patients with atrial fibrillation: study protocol for the Norwegian Exercise in Atrial Fibrillation (NEXAF) randomised controlled trial.
Nes BM, Letnes JM, Johnson KE, Sellevold AB, Byrkjeland R, Brown FP, Follestad T, Dalen H, Wisløff U, Løchen ML, Tveit A, Morseth B, Myrstad M, Loennechen JP; NEXAF consortium; The NEXAF consortium. Nes BM, et al. Among authors: sellevold ab. Open Heart. 2025 Mar 22;12(1):e003077. doi: 10.1136/openhrt-2024-003077. Open Heart. 2025. PMID: 40122568 Free PMC article.
Cardiac arrhythmia assessment with patch electrocardiogram versus insertable cardiac monitor: a cohort study in endurance athletes with atrial fibrillation.
Apelland T, Sellevold AB, Letnes JM, Onarheim S, Enger S, Tveit A, Delpire B, Claessen G, La Gerche A, Loennechen JP, Berge T, Myrstad M; NEXAF Investigators; NEXAF investigators. Apelland T, et al. Among authors: sellevold ab. BMJ Open. 2025 Jan 6;15(1):e093250. doi: 10.1136/bmjopen-2024-093250. BMJ Open. 2025. PMID: 39762092 Free article.
Arrhythmia burden, symptoms and quality of life in female and male endurance athletes with paroxysmal atrial fibrillation: a multicentre cohort study in Norway, Australia and Belgium.
Apelland T, Letnes JM, Janssens K, Claessen G, Tveit A, Sellevold AB, Mitchell A, Willems R, Onarheim S, Enger S, Kizilkilic SE, Miljoen H, Elliott A, Loennechen JP, La Gerche A, Myrstad M; NEXAF Investigators. Apelland T, et al. Among authors: sellevold ab. BMJ Open. 2025 Aug 5;15(8):e100496. doi: 10.1136/bmjopen-2025-100496. BMJ Open. 2025. PMID: 40764068 Free PMC article.
Effects of training adaption in endurance athletes with atrial fibrillation: protocol for a multicentre randomised controlled trial.
Apelland T, Janssens K, Loennechen JP, Claessen G, Sørensen E, Mitchell A, Sellevold AB, Enger S, Onarheim S, Letnes JM, Miljoen H, Tveit A, La Gerche A, Myrstad M; NEXAF investigators. Apelland T, et al. Among authors: sellevold ab. BMJ Open Sport Exerc Med. 2023 Apr 11;9(2):e001541. doi: 10.1136/bmjsem-2023-001541. eCollection 2023. BMJ Open Sport Exerc Med. 2023. PMID: 37073174 Free PMC article.
Risk of atrial fibrillation and stroke among older men exposed to prolonged endurance sport practice: a 10-year follow-up. The Birkebeiner Ageing Study and the Tromsø Study.
Johansen KR, Ranhoff AH, Sørensen E, Nes BM, Heitmann KA, Apelland T, Bucher Sandbakk S, Wilsgaard T, Løchen ML, Thelle DS, Morseth B, Myrstad M; NEXAF initiative. Johansen KR, et al. Open Heart. 2022 Nov;9(2):e002154. doi: 10.1136/openhrt-2022-002154. Open Heart. 2022. PMID: 36396296 Free PMC article.