Christensen T, Riis AH, Hatch EE, Wise LA, Nielsen MG, Rothman KJ, Toft Sorensen H, Mikkelsen EM. Costs and efficiency of online and offline recruitment methods: a web-based cohort study. J Med Internet Res. 2017 Mar 1;19(3):e58. doi: 10.2196/jmir.6716
Pujol J, Martinez-Vilavella G, Macia D, Fenoll R, Alvarez-Pedrerol M, Rivas I, Forns J, Blanco-Hinojo L, Capellades J, Querol X, Deus J, Sunyer J. Traffic pollution exposure is associated with altered brain connectivity in school children. Neuroimage. 2016 Apr;1(129):175-84. doi: 10.1016/j.neuroimage.2016.01.036.
Brown TM, Holland J, Bokowy KL, Horblyuk R. Can transformational programs aimed at improving hospital management, leadership, and productivity systems affect financial performance? J Hospital Admin. 2013 Jul 30;2(4):111-9.