Chronic alteration of circadian rhythm work-related in policemen is related to impaired lung function and mechanics: involvement of immune response oleh Rodolfo P. Vieira, Helida C. Aquino-Santos, Jeanne S. Tavares-Vasconcelos, Maysa A.R. Brandao-Rangel, Amanda Cristina-Rosa, Rayssa T. Morais-Felix, Simone Oliveira-Freitas, Andre L.L. Bachi, Claudio R. Frison