Guo, Zhenlang, Chiming Gu, Siyi Li, Shu Gan, Yuan Li, Songtao Xiang, Leiliang Gong, and shusheng wang. 2020. “Association Between Marital Status and Prognosis in Patients With Prostate Cancer: A Meta-Analysis of Observational Studies”. Urology Journal 18 (04):371-79. https://doi.org/10.22037/uj.v18i04.6197.