Dietary sodium-to-potassium ratio as a risk factor for stroke, cardiovascular disease and all-cause mortality in Japan: the NIPPON DATA80 cohort study
Akira Okayama, Nagako Okuda, Katsuyuki Miura, Tomonori Okamura, Takehito Hayakawa, Hiroshi Akasaka, Hirofumi Ohnishi, Shigeyuki Saitoh, Yusuke Arai, Yutaka Kiyohara, Naoyuki Takashima, Katsushi Yoshita, Akira Fujiyoshi, Maryam Zaid, Takayoshi Ohkubo, Hirotsugu Ueshima
BMJ Open Jul 2016, 6 (7) e011632; DOI: 10.1136/bmjopen-2016-011632