When one more supine exercise in the gym ends the day as Horner syndrome. Portuguese Journal of Family Medicine and General Practice, [S. l.], v. 38, n. 6, p. 617–20, 2022. DOI: 10.32385/rpmgf.v38i6.13391. Disponível em: https://rpmgf.pt/ojs/index.php/rpmgf/article/view/13391. Acesso em: 18 apr. 2026.