Association Between Genetic Polymorphisms of Metabolic Enzymes and Azathioprine-Induced Myelosuppression in 1,419 Chinese Patients: A Retrospective Study oleh Zhao-Yang Chen, Yang-Hui Zhu, Ling-Yan Zhou, Wei-Qiao Shi, Zhou Qin, Bin Wu, Yu Yan, Yu-Wen Pei, Ning-Ning Chao, Rui Zhang, Mi-Ye Wang, Ze-Hao Su, Xiao-Jun Lu, Zhi-Yao He, Zhi-Yao He, Ting Xu, Ting Xu