Freixo Marília, Soares Elisa, Coelho Maria, Marinho Carla, Rocha Juliana, Rodrigues Graça
Department of Obstetrics and Gynaecology, Centro Hospitalar Tâmega E Sousa, Porto, Portugal.
J Med Ultrasound. 2020 Aug 24;29(2):148-149. doi: 10.4103/JMU.JMU_61_20. eCollection 2021 Apr-Jun.