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Svensson E, Ehrenstein V, Nørgaard M, Bakketeig LS, Rothman KJ, Toft Sørensen H, Pedersen L. Estimating the proportion of all observed birth defects occurring in pregnancies terminated by a second-trimester abortion. Epidemiology. 2014 Aug 27;25(6):866-71. doi: 10.1016/j.annepidem.2014.07.006
Radin RG, Hatch EE, Rothman KJ, Mikkelsen EM, Sørensen HT, Riis AH, Wise LA. Active and passive smoking and fecundability in Danish pregnancy planners. Fertil Steril. 2014 Jul;102(1):183-191.e. doi: 10.1016/j.fertnstert.2014.03.018
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Wildenschild C, Riis AH, Ehrenstein V, Heitmann BL, Hatch EE, Wise LA, Rothman KJ, Sørensen HT, Mikkelsen EM. Weight at birth and subsequent fecundability: a prospective cohort study. PLoS One. 2014 Apr 15;9(4):e95257. doi: 10.1371/journal.pone.0095257. eCollection 2014
Jick H, Hannan MT, Stergachis A, Heidrich F, Perera DR, Rothman KJ. Vaginal spermicides and gonorrhea. JAMA. 1982 Jan 1;248(13):1619-21.