Estimating 24-h urinary sodium/potassium ratio from casual ('spot') urinary sodium/potassium ratio: the INTERSALT Study.Published in:2017By:Toshiyuki Iwahori;Katsuyuki Miura;Hirotsugu Ueshima;Chan, Queenie;Dyer, Alan R.;Elliott, Paul;Stamler, Jeremiah;Iwahori, Toshiyuki;Miura, Katsuyuki;Ueshima, Hirotsugu;INTERSALT Research GroupPublication type:journal article