Lennon RP, Miller EL, Snyder B, Van Scoy LJ. Self-reported influenza and influenza-like symptoms in U.S. adults age 18-64 between September 1, 2019 and April 15, 2020. J Clin VIrol. 2021 Jan;134:104709. doi: 10.1016/j.jcv.2020.104709
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.
Arvelo W, Sosa SM, Juliao P, Lopez MR, Estevez A, Lopez B, Morales-Betoulle ME, Gonzalez M, Gregoricus NA, Hall AJ, Vinje J, Parashar U, Lindblade KA. Norovirus outbreak of probable waterborne transmission with high attack rate in a Guatemalan resort. J Clin VIrol. 2012 Sep;55(1):8-11. doi: 10.1016/j.jcv.2012.02.018
Rothman KJ, Glass RL, Espinal F, Velez H. Caries-free teeth in the absence of fluoride ion. J Public Health Dent. 1972;32(4):225-8. doi: 10.1111/j.1752-7325.1972.tb03977.x