csv files of data added.

scripts/data/iozzo.csv

+Row,Mean_1,Mean_2,SEM_1,SEM_2
+Uptake,1.5493416,2.2159188,18.6046511627907,19.5121951219512
+Clearance,1.15,1.06,17.3913043478261,16.0377358490566

scripts/data/pg_dalla.csv

+pg_dalla_1,pg_dalla_2
+0,91
+30,166
+50,180
+60,177
+90,155
+120,130
+180,98
+240,96
+300,96
+360,95
+420,93

scripts/data/pg_high.csv

+pg_high_1,pg_high_2
+0,100
+30,184
+50,213
+60,213
+90,200
+120,167
+180,123
+240,113
+300,110
+360,105
+420,104

scripts/data/pg_low.csv

+pg_low_1,pg_low_2
+0,83
+30,137
+50,149
+60,141
+90,115
+120,94
+180,75
+240,78
+300,82
+360,82
+420,82

scripts/data/pi_dalla.csv

+pi_dalla_1,pi_dalla_2
+0,25
+30,347
+60,361
+90,337
+120,253
+180,115
+240,74
+300,50
+360,36
+420,22

scripts/data/pi_high.csv

+pi_high_1,pi_high_2
+0,38
+30,544
+60,578
+90,570
+120,460
+180,231
+240,154
+300,112
+360,95
+420,62

scripts/data/pi_low.csv

+pi_low_1,pi_low_2
+0,11
+30,152
+60,143
+90,110
+120,47
+180,3
+240,0
+300,0
+360,0
+420,0