1. Differences between chronic and nonchronic depression: Systematic review and implications for treatment. Issue 1 (9th October 2018) Authors: Köhler, Stephan; Chrysanthou, Sophia; Guhn, Anne; Sterzer, Philipp Journal: Depression and anxiety Issue: Volume 36:Issue 1(2019) Page Start: 18 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗