15. Rauscher, F. H. et al. (1993). Music and spatial task performance.
16. Pietschnig, J. et al. (2010). Mozart effect – Shmozart effect: a meta-analysis.
17. Borsani, E. et al. (2019). Correlation between human nervous system development and acquisition of fetal skills: an overview.
18. Kadic, A. S. & Kurjak, A. (2018). Cognitive functions of the fetus.
19. Kisilevsky, B. S. et al. (2004). Maturation of fetal responses to music.
20. He, H. et al. (2021). The effect of prenatal music therapy on fetal and neonatal status: a systematic review and meta-analysis.
21. Moon, C. (2017). Prenatal experience with the maternal voice. In: Early Vocal Contact and Preterm Infant Brain Development, еd. by Filippa, Kuhn, & Westrup; Springer.
22. Carvalho, M. E. S. et al. (2019). The impact of maternal voice on the fetus: a systematic review.
23. Chladkova, K. & Paillereau, N. (2020). The what and when of universal perception: a review of early speech sound acquisition.
24. Moon, C. et al. (2013). Language experienced in utero affects vowel perception after birth: a two-country study.
25. Mampe, B. et al. (2009). Newborns’ cry melody is shaped by their native language.
26. Filippa, M. et al. (2021). Maternal speech decreases pain scores and increases oxytocin levels in preterm infants during painful procedures.
27. Chhikara, A. et al. (2023). Effect of maternal voice on proportion of oral feeding in preterm infants.
28. Li, Y. et al. (2023). Effects of maternal sound stimulation on preterm infants: a systematic review and meta-analysis.
29. Saliba, S. et al. (2020). Fathers’ and mothers infant directed speech influences preterm infant behavioral state in the NICU.
30. Vogl, J. L. et al. (2021). Kangaroo father care: a pilot feasibility study of physiologic, biologic, and psychosocial measures to capture the effects of father-infant and mother-infant skin-to-skin contact in the neonatal intensive care unit.
31. Graven, S. N. & Browne, J. V. (2008). Visual development in the human fetus, infant, and young child.
32. Wolfe, K. & Ralls, F. M. (2019). Rapid eye movement sleep and neuronal development.
33. Donovan, T. et al. (2020). Fetal eye movements in response to a visual stimulus.
34. Reid, V. M. et al. (2017). The human fetus preferentially engages with face-like visual stimuli.
35. Sarnat, H. B. et al. (2017). Olfactory development, Part I: function, from fetal perception to adult wine-tasting.
36. Ustun, B. et al. (2022). Flavor sensing in utero and emerging discriminative behaviors in the human fetus.
37. Spahn, J. M. et al. (2019). Influence of maternal diet on flavor transfer to amniotic fluid and breast milk and children’s responses: a systematic review.
1. Beinempaka, F. et al. (2015). Traditional rituals and customs for pregnant women in selected villages in Southwest Uganda.
2. Karahan, N. et al. (2017). Traditional health practices concerning pregnancy, birth, and the postpartum period of women giving birth in the hospital.
3. Cai, Q. (2021). Cultural integration and deliberate modification: attempts to reconstruct “Foetal Education” in Early Modern China.