Abbreviations

5-HT

5-hydroxytryptamine

5-HIAA

5-hydroxyindoleacetic acid

[3H];-IMI

[3H];-imipramine binding to platelets

[3H];-PAR

[3H];-paroxetine binding to platelets

ANOVA

Analysis of variance

ARIMA

Autoregressive Integrated Moving Average

CSF

Cerebrospinal fluid

L-TRP

Plasma L-tryptophan concentrations

SAD

Seasonal Affective Disorder