Cardio-thoracic Unit Obafemi Awolowo University Teaching Hospital lle-Ife Osun state Nigeria;
Department of Physiology Ladoke Akintola University of Technology Ogbomoso Oyo State Nigeria;
Department of Physiology Baze University Kuchigoro Jabi Abuja Nigeria;
Department of Physiology Ladoke Akintola University of Technology Ogbomoso Oyo State Nigeria;
Department of Physiology Ladoke Akintola University of Technology Ogbomoso Oyo State Nigeria;
Department of Physiology Ladoke Akintola University of Technology Ogbomoso Oyo State Nigeria;
Pulmonary diseases; Oxidative stress; Respiratory function test; Epidemiology;