The Journal of Elder Abuse and Neglect routinely releases articles that are free to access without a journal membership. Of interest, the latest open access edition, Current Matters in Aging features:

As well, there are a number of elder abuse related topics including grandparenting, healthy living, technology and educational matters in gerontology.
To access the articles visit Current Matters in Aging and select the article you wish to read.
All articles are available until November 15, 2016.