Step cadence to guide physical activity intensity in coronary heart disease. - Lönn, Amanda; Clark, Brad; Niyonsenga, Theo; Pumpa, Kate; Bäck, Maria; Rangaraj, Arjun; Wong, Tze Hao; Joseph, Soraya; Khan, Ahmed; Scott, Peter; Davey, Rachel; Freene, Nicole (Frontiers in Sports & Active Living, 2026)