‘Knowledge, adherence to non-pharmaceutical interventions, and impact of COVID-19 lockdown among traders in Ibadan, Nigeria: Knowledge and adherence to non-pharmaceutical interventions among traders in Ibadan’, AJBR, vol. 24, nr. 3, pp. 443–450, sep. 2021, Geraadpleegd: 14 juni 2026. [Online]. Beschikbaar op: https://www.ojshostng.com/index.php/ajbr/article/view/1718