Norethisterone acetate in the treatment of colorectal endometriosis: a pilot study. Posted on 10 Ottobre 200914 Febbraio 2020 by admin Ferrero S, Camerini G, Ragni N, Venturini PL, Biscaldi E, Remorgida V. Norethisterone acetate in the treatment of colorectal endometriosis: a pilot study. Hum Reprod 2010;25:94-100.https://academic.oup.com/humrep/article/25/1/94/696811