Future directions in endometriosis treatment: discovery and development of novel inhibitors of estrogen biosynthesis Posted on 9 May 20196 February 2020 by admin Barra F, Romano A, Grandi G, Facchinetti F, Ferrero S. Future directions in endometriosis treatment: discovery and development of novel inhibitors of estrogen biosynthesis. Expert Opin Investig Drugs 2019;28:501-504.https://www.tandfonline.com/doi/abs/10.1080/13543784.2019.1618269?journalCode=ieid20