Toluene-induced hearing loss among rotogravure printing workers - Morata, Thais Catalani; Fiorini, A C; Fischer, Frida Marina; Colacioppo, Sérgio; Cesar, Chester Luiz Galvão; Wallimgfor, K M; Krieg, E F; Dumm, D E; Gozzoli, L; Padrão, M A (Scand Journal Works Environmental Health, 1997)