One my friend from Mumbai (lady), we met in Malta in 2007, had a PhD thesis topic about elder abuse. I think she defended her dissertation at the end of 2010.
You can watch Satyamevjayate Episode 11 on Old Age. This video presents four case studies of Elder Abuse. in the early part. http://www.satyamevjayate.in/issue11/ This has been watched by millions of Indians on last Sunday.