PERIOD SEQUENCE SUBJECT DRUG DPH 1 1 1 1 2.3 1 1 2 1 1 1 2 1 2 1.9 1 2 2 2 0.9 1 3 1 3 3.2 1 3 2 3 2.2 1 4 1 4 1.4 1 4 2 4 0.9 2 1 1 2 1.7 2 1 2 2 1.2 2 2 1 3 4.4 2 2 2 3 2.1 2 3 1 4 0.8 2 3 2 4 0.8 2 4 1 1 1.2 2 4 2 1 0.8 3 1 1 4 1.8 3 1 2 4 1.1 3 2 1 1 1.4 3 2 2 1 1 3 3 1 2 0.8 3 3 2 2 0.9 3 4 1 3 3.6 3 4 2 3 2.9 4 1 1 3 4.5 4 1 2 3 3.3 4 2 1 4 1.5 4 2 2 4 0.8 4 3 1 1 0.9 4 3 2 1 0.8 4 4 1 2 1.1 4 4 2 2 0.8