Examining the influence of scarcity, weather, and vacation on physicians' performance, mortality, and costs. - Gasulla Ó; Sarría-Santamera A; Mazaira-Font FA; García-Montero C; Fraile-Martinez O; Cantalapiedra D; Carrillo-Rodríguez MF; Gómez-Valcárcel B; Ortega MÁ; Álvarez-Mon M; Asúnsolo A (International journal of medical sciences, 2026)