Combined effects of environmental and organizational factors on health of shiftworkers of a printing industry - Fischer, Frida Marina; Colacioppo, Sérgio; Morata, T C; Krieg, E; Gozzoli, L; Zavariz, C; Wallimgford, K; Cesar, Chester Luiz Galvão; Montini, A; Ventura, G (Shiftwork International Newsletter, 1997)