Chu A, Khan AM, Tu JV. The potential use of big data in cardiovascular research. Univ Tor Med J. 2017 Jul 10;94(3):25-6.
López MV, Rivero E, Serra C, Campo M, Raurich M, Bonfill X. Health survey in health care professionals in Barcelona. Arch Prev Riesgos Laborales. 1998;1(2):55-62.