Savirón-Cornudella, Ricardo Villalba, Ana Zapardiel, Javier Andeyro-Garcia, Mercedes Esteban Escaño, Luis Mariano Pérez López, Faustino Ramón Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) universal screening in gravids during labor and delivery Eur. j. obstet., gynecol., reprod. biol. 10.1016/j.ejogrb.2020.11.069 2021 2021