Figure 2 — Association of RAGE gene multiple variants with the risk for COPD and asthma in northern Han Chinese

Research Paper|Volume 11, Issue 10|pp. 3220–3237

Association of RAGE gene multiple variants with the risk for COPD and asthma in northern Han Chinese

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Figure 2.Flow chart for the selection of participants in this case-control association study. Abbreviations: CNSLD: chronic non-specific lung diseases.