Sutthigoon, W., Kiennukul, N., Petchmunee, J., Sutho, R., Chantara, P. and Kaewchamnong, K. 2026. Effects of a Competency Development Program for Registered Nurses on Blood and Blood Component Administration at Nopparat Rajathanee Hospital. Journal of The Department of Medical Services. 51, 1 (Mar. 2026), 70–80.