O. Awa, Hart, and Sunday C. Eze. “The Marketing Challenges of Healthcare Entrepreneurship: An Empirical Investigation in Nigeria”. British Journal of Marketing Studies 1, no. 2 (June 6, 2013): 1-16. Accessed May 21, 2025. https://bjmsjournal.org.eajournals.org/index.php/bjms/article/view/4.