Hypernatremia and moderate-to-severe hyponatremia are independent predictors of mortality in septic patients at emergency department presentation: A sub-group analysis of the need-speed trial

Luigi Mario Castello, Francesco Gavelli, M Baldrighi, Livia Salmi, Filippo Mearelli, Nicola Fiotti, Filippo Patrucco, Mattia Bellan, Pier Paolo Sainaghi, Giulia Ronzoni, Salvatore Di Somma, Enrico Lupia, María Lorenza Muiesan, Gianni Biolo, Gian Carlo Avanzi