Li Y, Zhao Q, Zhang Z, Wang P, Che R, Tang W, Feng G, Lindpaintner K, He L, Shi Y. Association study between RGS4 and bipolar disorder in the Chinese Han population. Psychiatr Genet. 2010 Jun;20(3):130–2. doi: 10.1097/ypg.0b013e32833a2009. PMID: 20414142.