DUBLIN--(BUSINESS WIRE)--Research and Markets (http://www.researchandmarkets.com/research/kn2rfn/personal) has announced the addition of the "Personal Emergency Response Systems (PERS) Market Analysis: By Type (Landline-based PERS, Mobile PERS and Standalone Devices);By End Users (Home-based, Senior Living Facilities and Assisted Living Facilities)- With Forecast (2015-2020)" report to their offering. Personal Emergency Response Systems (PERS) devices have been in the market since past few deca