Schrager NL, Wesselink AK, Wang TR, Hatch EE, Rothman KJ, Mikkelsen EM, Boynton-Jarrett RD, Wise LA. Association of income and education with fecundability in a North American preconception cohort. Ann Epidemiol. 2020 Oct;50:41-7. doi: 10.1016/j.annepidem.2020.07.004
Castan-Abad MT, Montserrat-Capdevila J, Godoy P, Marsal JR, Ortega M, Alseda M, Barbe F. Diabetes as a risk factor for severe exacerbation and death in patients with COPD: a prospective cohort study. Eur J Public Health. 2020 Aug 1;30(4):822-7. doi: 10.1093/eurpub/ckz219