2015. The “questionnaire of the difference imaginary baby vs. real baby”: a new instrument for the evaluation of differences between prenatal and postnatal maternal perceptions after delivery. Revista INFAD de Psicología. International Journal of Developmental and Educational Psychology. 1, 2 (Jul. 2015), 29–38. DOI:https://doi.org/10.17060/ijodaep.2015.n2.v1.321.