title: [Research on the natural history of acquired immunedeficiency syndrom].
authors: National Center for AIDS/STD Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, China.
authors: Dong-Min
authors: DM
authors: Li
authors: Ning
authors: N
authors: Wang
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology; D035843:Biomedical Research; D018450:Disease Progression; D006801:Humans; D017741:Survivors