South Dakota doctors will now have a more novel option at their disposal for boosting patient health: ParkRx. http://on.natgeo.com/2sOhQs8

South Dakota doctors will now have a more novel option at their disposal for boosting patient health: ParkRx. http://on.natgeo.com/2sOhQs8 

https://twitter.com/NatGeoTravel/status/882781165240844289