51. Calling.cc
The Africa phone card is the card to use when calling most African countries from the US and Canada. It's extremely low international and domestic rates, high quality connection.
http://www.calling.cc

52. Cardip.com
The Champion phone card is one of the most versatile cards on the market. Along with the highest quality service and low rates for many destinations, it also has many handy features . It is a refill able card with PIN-less dialing, Speed Dial and Online
http://www.cardip.com

53. E-mds.com
Manage Electronic Medical Records (EMR) and Electronic Health Records (EHR) systems with secure medical management software and practice management software by e-MDs
http://www.e-mds.com