[The role of FDG-PET in staging of lymphoma and evaluation of therapeutic efficiency]. - Zhou LL; Wang C; Zhao JH; Yan SK; Gao YR; Cai Q; Jiang JL; Wan LP; Yang J; Wei J; Zhao M; Bai HT (Zhonghua xue ye xue za zhi = Zhonghua xueyexue zazhi, 2009)