George C M Siontis, Ioanna Tzoulaki, Konstantinos C Siontis, John P A Ioannidis
Siontis G C M, Tzoulaki I, Siontis K C, Ioannidis J P A.
Comparisons of established risk prediction models for cardiovascular disease: systematic review
BMJ 2012; 344 :e3318
doi:10.1136/bmj.e3318