I want to second the recomendation for the book: 'Rapid Interpretation of EKG's' by Dale Dubin
This is a very basic book presented in a format that is very easy to understand. Most importantly it gives you some the reasons why you are seeing what ...
I just made $754 this week working from home for google. I cant believe how easy this is. Im recommending this to everyone, check out this guys google blog makemoneywith-google.com