Ebsco, the company through which the UNLV Libraries provides access to many databases, including PsycINFO and CINAHL, now has a mobile interface. If you want to test it please go to the link http://ezproxy.library.unlv.edu/login?url=http://search.ebscohost.com/login.aspx?authtype=ip,uid&profile=mobsmart
I tried it using my iPhone and thought it worked very well. I was able to use our "get text" function to pull up articles and even submit an interlibrary loan request.
