Volochovič, Jelena, et al. “Antenatal Diagnostic Aspects of Placenta Percreta and Its Influence on the Perinatal Outcome: A clinical Case and Literature Review”. Acta Medica Lituanica, vol. 23, no. 4, Jan. 2017, pp. 219-26, https://doi.org/10.6001/actamedica.v23i4.3423.