Fig. 2From: Prevalence and clinical phenotype of the triplicated α-globin genes and its ethnic and geographical distribution in Guizhou of ChinaMap of the sampling location. a Guizhou province is located in southwestern China; b Blood samples were randomly collected from 8 counties/cities in four regions of Guizhou province, covering nine ethnic groups. Note: the maps were drawn by tracing existing maps through software Procreate (version 5.0.5, Savage Interactive Pty Ltd.), and owned by authors in this studyBack to article page