Of the 1.5 million Americans who use manual wheel chairs, roughly 600,000 are working age adults [1]. Despite significant design improvements in the last.
![Of the 1.5 million Americans who use manual wheel chairs, roughly 600,000 are working age adults [1]. Despite significant design improvements in the last.](https://static.fdocuments.net/doc/330x215/56649f1a5503460f94c2f9e4/of-the-15-million-americans-who-use-manual-wheel-chairs-roughly-600000-are.jpg)
