“Normal Limits of Electrocardiogram and Cut-Off Values for Left Ventricular Hypertrophy in Young Adult Nigerians” (2021) Nigerian Journal of Physiological Sciences, 29(1), s. 063 –066. Tilgængelig hos: https://ojshostng.com/index.php/njphysiologicalsciences/article/view/1808 (Set: 24 april 2026).