1: Cromi A, Ghezzi F, Agosti M, Uccella S, Piazza N, Serati M, Bolis P. Use of an antispasmodic (rociverine) to shorten the length of labor: a randomized, placebo-controlled trial. Acta Obstet Gynecol Scand. 2011 Dec;90(12):1371-8. doi: 10.1111/j.1600-0412.2011.01265.x. Epub 2011 Oct 11. doi: 10.1016/j.jpba.2008.01.009. Epub 2008 Jan 16. Italian. Italian. Italian.