Zhang, Xiang Yang, Chen, Da-Chun, Correll, Christopher U., Wu, Jingqin, Soares, Jair C., Tan, Yun-Long, Tan, Shu-ping, Luo, Xingguang, Zuo, Lingjun, Rao, Wenwang, Yu, Qiong, Kou, Changgui, Allen, Melissa. Elsevier; 2015. A functional polymorphism in the interleukin-1beta and severity of nicotine dependence in male schizophrenia: a case-control study.