Uchenna, U., O. Ogochukwu, and A. Ezike. “Retirees’ Knowledge of Living in a Ventilated Apartment As a Measure for Healthy Ageing Promotion”. NIGERIAN JOURNAL OF HEALTH PROMOTION, vol. 10, no. 1, Apr. 2017, https://journals.aphriapub.com/index.php/NJHP/article/view/1843.