Natality decline and miscarriages associated with the 1918 influenza pandemic: the Scandinavian and United States experiences.
Bloom-Feshbach K, Simonsen L, Viboud C, Mølbak K, Miller MA, Gottfredsson M, Andreasen V. Natality decline and miscarriages associated with the 1918 influenza pandemic: the Scandinavian and United States experiences. J Infect Dis. 2011 Oct 15; 204(8):1157-64.