title: Temporal trends in twinning rates in Italy around World War II.
authors.forename: F
authors.initials: F
authors.lastname: Parazzini
authors.forename: G
authors.initials: G
authors.lastname: Benzi
authors.forename: C
authors.initials: C
authors.lastname: La Vecchia
authors.forename: L
authors.initials: L
authors.lastname: Chatenoud
authors.forename: M
authors.initials: M
authors.lastname: Surace
authors.forename: P
authors.initials: P
authors.lastname: Rossi
mesh_terms: D001723:Birth Rate / Q000639:trends; D005260:Female; D049673:History, 20th Century; D006801:Humans; D007558:Italy; D011247:Pregnancy; D011272:Pregnancy, Multiple / Q000706:statistics & numerical data*; D014427:Twins / Q000266:history* / Q000706:statistics & numerical data; D014857:Warfare