Figure 4From: Global analysis of saliva as a source of bacterial genes for insights into human population structure and migration studiesNetwork analysis based of 28 gtf -OTUs obtained from 12 geographic locations. AR = Argentina, BO = Bolivia, CA = California, CH = China, CO = Congo, DE = Germany, GE = Georgia, LO = Louisiana, PH = Philippines, PO = Poland, SO = South Africa, TU = Turkey.Back to article page