Laurita Longo V, Odjidja EN, Beia TK, Neri M, Kielmann K, Gittardi I, Di Rosa AI, Boldrini M, Melis GB, Scambia G, Lanzone A. "An unnecessary cut?" multilevel health systems analysis of drivers of caesarean sections rates in Italy: a systematic review. BMC Pregnancy Childbirth. 2020 Dec 10;20(1):770. doi: 10.1186/s12884-020-03462-1
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