Manney, S. Meddings, C.M. Harrison, R.M. Mansur, A.H. Karakatsani, A. Analitis, A. Katsouyanni, K. Perifanou, D. Kavouras, I.G. Kotronarou, N. De Hartog, J.J. Pekkanen, J. Hämeri, K. Ten Brink, H. Hoek, G. Ayres, J.G., Association between exhaled breath condensate nitrate + nitrite levels with ambient coarse particle exposure in subjects with airways disease, Annals of Occupational and Environmental Medicine, (69), 663-669, 2012, 2052-4374