title: Seasonal effect on pregnancy loss rates in humans.
authors.affiliation: Department of Obstetrics and Gynecology, University of Louisville, Kentucky 40292.
authors.forename: S H
authors.initials: SH
authors.lastname: Woodworth
authors.forename: M
authors.initials: M
authors.lastname: Singh
authors.forename: J S
authors.initials: JS
authors.lastname: Sanfilippo
authors.forename: M A
authors.initials: MA
authors.lastname: Yussman
mesh_terms: D000022:Abortion, Spontaneous / Q000453:epidemiology*; D005260:Female; D005306:Fertilization; D006801:Humans; D007629:Kentucky / Q000453:epidemiology; D010507:Periodicity; D011247:Pregnancy / Q000706:statistics & numerical data; D011271:Pregnancy, Ectopic / Q000453:epidemiology; D012621:Seasons