Baxter, H; Winder, R; Chalder, M; Wright, C; Sherlock, S; Haase, A; Wiles, NJ; ... Lewis, G; + view all (2010) Physical activity as a treatment for depression: the TREAD randomised trial protocol. Trials , 11 , Article 105. 10.1186/1745-6215-11-105. Green open access