1) BARNETT B. Possible determinants, correlates and consequences of high levels of anxiety in primiparous mothers. Psychol Med. (1986) vol.16, p.177-185.
2) SCHAPER AM. Use of the Edinburgh Postnatal Depression Scale to identify postpartum depression in a clinical setting. J Reprod Med. (1994) vol.39, p.620-624.
3) SMALL R. Depression after childbirth : Does social context matter?. Med J Aust. (1994) vol.161, p.473-477.
4) MILLER AR. Crying and motor behavior of six-week-old infants and postpartum maternal mood. Pediatrics. (1993) vol.92, p.551-558.
5) ASTBURY J. Making motherhood visible : The experience of motherhood questionnaire. Journal of Reproductive and Infant Psychol. (1994) vol.12, p.79-88.