“Knowledge, Attitude, Practice and Stigma Related to COVID-19: A Nigerian Perspective” (2021) Nigerian Journal of Physiological Sciences, 36(1), पृ. 17–24. पर उपलब्ध: https://www.ojshostng.com/index.php/njphysiologicalsciences/article/view/1568 (अंतिम उपयोग: 8 जुलाई 2026).