Moreira, Beatriz Nunes. “HIP FRACTURES: IMPACT OF THE IMPLEMENTATION OF AN ADDITIONAL FEE-FOR-SERVICE SURGERY REGIME: X”. Journal of the Portuguese Society of Anesthesiology 32, no. 1 (April 17, 2023). Accessed April 5, 2025. https://revistas.rcaap.pt/anestesiologia/article/view/30187.