Decreased plasma BDNF level in depressive patients
Double depression in older adult psychiatric outpatients: hopelessness as a defining feature
Mood-worsening with high-pollen-counts and seasonality: a preliminary report
The measurement of a major childhood risk for depression: comparison of the Parental Bonding Instrument (PBI) 'Parental Care' and the Childhood Experience of Care and Abuse (CECA) 'Parental Neglect'