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  Indian J Med Microbiol
 

Figure 1: Platelet-rich fibrin preparation (a) blood collection; (b) centrifugation machine; (c) platelet-rich fibrin clot; (d) platelet-rich fibrin clot with red blood cell's layer

Figure 1: Platelet-rich fibrin preparation (a) blood collection; (b) centrifugation machine; (c) platelet-rich fibrin clot; (d) platelet-rich fibrin clot with red blood cell's layer