• Seasonality and symptoms of depression: A systematic review of the literature 

      Øverland, Simon Nygaard; Woicik, Wojtek; Sikora, Lindsey; Whittaker, Kristoffer; Heli, Hans; Skjelkvåle, Fritjof Stein; Sivertsen, Børge; Colman, Ian (Peer reviewed; Journal article, 2019-04-22)
      Aims: Lay opinions and published papers alike suggest mood varies with the seasons, commonly framed as higher rates of depression mood in winter. Memory and confirmation bias may have influenced previous studies. We therefore ...