https://www.openlearning.com/u..../kanehardin-sm77g4/b
https://hollis-gravesen-2.mdwr....ite.net/15-hot-trend
Self Propelled Wheelchair With Power Assist A wheelchair powered by power is a motorised device which can be connected to a standard wheelchair to assist the user in propelling. It can be used inside the home, on slopes and other terrains, and for long distances. It also helps reduce pain in the upper legs. The research suggests that PAWs allow wheelers to travel farther and m