Irfanullah, Mehwish Waseem, Naveed Yaqoob, Saleh Shah, Iqbal Tariq, Fatima Chaudhary, Umar Ibrahim, Zil E Huma, Nasir Khan, “Effects of Cycle Ergometer Training on Heart Rate Recovery and Mind Fullness in NYHA class I, II Heart Failure Patients”, Pakistan Journal of Medical & Health Sciences, vol. 17, no. 07, p. 10, Dec. 2023.