Muscle Weakness and Diabetes Jointly Exacerbate the Rate of Functional Disability among Older Mexican Americans: 307 Board #128 May 31 9. (May 2017) - McGrath, Ryan P.; Vincent, Brenda M.; Dieter, Brad P.; Duchowny, Kate A.; Markides, Kyriakos S.; Al Snih, Soham; Peterson, Mark D.