Early identification of leptospirosis-associated pulmonary hemorrhage syndrome by use of a validated prediction model - Marotto, Paulo Cesar Fumagalli; Ko, Albert I.; Murta-Nascimento, Cristiane; Seguro, Antonio Carlos; Prado, Rogerio R.; Barbosa, Marcia C.; Cleto, Sergio Aparecido; Eluf Neto, José (Journal of Infection, 2010)