Ole Frithjof Norheim, Bjørn Gjelsvik, Tor Ole Klemsdal, Steinar Madsen, Eivind Meland, Stein Narvesen et al
Norheim O F, Gjelsvik B, Klemsdal T O, Madsen S, Meland E, Narvesen S et al.
Norway’s new principles for primary prevention of cardiovascular disease: age differentiated risk thresholds
BMJ 2011; 343 :d3626
doi:10.1136/bmj.d3626