“Research Sponsoring, Financial Management and Conflict of Interest” (2020) African Journal of Biomedical Research, 23(Special Edition 2), पृ. 27–30. पर उपलब्ध: https://ojshostng.com/index.php/ajbr/article/view/1530 (अंतिम उपयोग: 5 अप्रैल 2026).