method cost control 478 control 2969 control 7062 treatment 528 treatment 2391 treatment 5928 control 605 control 3151 control 7284 treatment 650 treatment 2432 treatment 6018 control 626 control 3565 control 7829 treatment 912 treatment 2697 treatment 6267 control 714 control 3626 control 8681 treatment 1130 treatment 2829 treatment 6790 control 818 control 3739 control 9319 treatment 1203 treatment 4148 treatment 12664 control 1203 control 4148 control 12664 treatment 1651 treatment 3186 treatment 8635 control 1204 control 4382 control 17539 treatment 1706 treatment 3217 treatment 9615 control 1323 control 4576 control 23237 treatment 1708 treatment 3345 treatment 13890 control 2150 control 6953 control 26677 treatment 1882 treatment 3590 treatment 15225 control 2700 control 6963 control 32913 treatment 1998 treatment 4153 treatment 19083