In terms of success rates, long term drug rehab and alcohol treatment services supplied by Marvin, South Dakota rehab programs have been statistically more successful than any other rehab option. Besides supplying superior care and a structured environment, long-term drug rehab and alcohol treatment services in Marvin, SD. are also very often designed to suit the needs of each individual in recovery. People receiving long-term drug rehab and alcohol treatment services are encouraged to do the program at their own pace, with the focus put on the quality of treatment services as opposed to the speed in which the individual completes their program.