Screening and prevention of postnatal depression; Prelude to parenthood: The impact of anxiety and depression during pregnancy; Perinatal anxiety and depression: Associations with oxytocin and mother infant interactions; Employment during pregnancy protects against postpartum depression; Postnatal depression and emotion: The misfortune of mother infant interactions; Postpartum depression and maternity blues in immigrants; Perinatal depression in minority and underserved rural women; Risk factors of postnatal depression among immigrants in norway.