Reference values for the single deepest vertical pocket to assess the amniotic fluid volume in the second and third trimesters of pregnancy - Peixoto, Alberto Borges; Caldas, Taciana Mara Rodrigues da Cunha; Giannecchini, Camila Vieira; Rolo, Liliam Cristine; Martins, Wellington de Paula; Araujo Júnior, Edward (Journal of Perinatal Medicine, 2016)