“Nursing Work Performance According to Regulation 137, at the Nilda Patricio Velazco Hospital. Managua, Nicaragua”. Revista Científica Estelí 13, no. 49 (May 20, 2024): 61–75. Accessed August 7, 2025. https://revistas.unan.edu.ni/index.php/Cientifica/article/view/3825.