Barra F, Maggiore ULR, Evangelisti G, Scala C, et al. A prospective study comparing rectal water-contrast transvaginal ultrasonography
with sonovaginography for the diagnosis of deep posterior endometriosis. Acta Obstet Gynecol Scand 2021 Jun 6. doi: 10.1111/aogs.14209.
PMID: 34096037