Dietary intake of isoflavones and polyunsaturated fatty acids associated with lung function, breathlessness and the prevalence of chronic obstructive pulmonary disease: Possible protective effect of traditional Japanese diet - Hirayama, Fumi; Lee, Andy; Binns, Colin; Hiramatsu, N.; Mori, M.; Nishimura, K. (Wiley-VCH, 2010)