URLDate
Verified		Extra Software
Requirements
(if any)		Access
Conditions		Notes
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3957574/03/10/2016
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC395757[...]03/10/2016PDF Reader
http://journals.fcla.edu/jon/article/view/82927/7983108/17/2018PDF Reader