2025 School of Engineering and Applied Sciences RESEARCH INVENTION JOURNAL OF SCIENTIFIC AND EXPERIMENTAL SCIENCES Building a Resilient Health System in Nigeria: Strategies, Empirical Evidence, and Policy Recommendations for Sustainable Healthcare Development Awafung Emmanuel Adie1, Abalaba Woyengitonbara Tina2, Abalaba Ineyekineye3, Val Hyginus Udoka Eze4* and Comfort Onongha5