Franklin JM, Dejene S, Huybrechts KF, Wang SV, Kulldorff M, Rothman KJ. A bias in the evaluation of bias comparing randomized trials with nonexperimental studies. Epidemiol Methods. 2017 Apr;6(1):20160018.. doi: 10.1515/em-2016-0018.
Liew Z, Ritz B, Rebordosa C, Lee PC, Olsen J. Acetaminophen use during pregnancy, behavioural problems, and hyperkinetic disorders. JAMA Pediatr. 2014 Apr;168(4):13-20.
Rowhani-Rahbar A, Fireman B, Lewis E, Nordin J, Naleway A, Jacobsen SJ, Jackson LA, Tse (Kawai) A, Belongia EA, Hambidge SJ, Weintraub E, Baxter R, Klein NP. Effect of age on the risk of fever and seizures following immunization with measles-containing vaccines in children. JAMA Pediatr. 2013 Dec;167(12):1111-7. doi: 10.1001/jamapediatrics.2013.2745