المؤلفون: Bolte, J FB, Pruppers, M JM, Kamer, J, Van der Zande, G, Schipper, C MA, Fleurke, S R, Kluwer, T, Van Kamp, I, Kromhout, J

المصدر: Epidemiology; Nov2008 Supplement, Vol. 19, pS78-S79, 2p