Amendment 3 Back to 'AZTEC' Documents REC approval letter [.pdf] REC covering letter [.pdf] Amendment form [.pdf] Protocol v2.0 clean [.pdf] Protocol v2.0 tracked [.pdf] Summary of protocol v2.0 changes [.pdf] ICF v3.0 tracked [.pdf] ICF v3.0 clean [.pdf] PIS v3.0 tracked [.pdf] PIS v3.0 clean [.pdf]