Electronic health records come in two categories; client-server or web-based. Web-based EMR offers a wide range of solutions including cloud-computing products, free online systems, shareware systems, open source systems etc while client-server is the traditional choice for many office based and long-term care physicians since it is solid, housed and maintained on the owner‘s server. Most client-server EMR Software packages are large and well-known.
You will find that there are dozens of different tutorials available online, ranging from books and courses that you can pay for to tutorials and video lessons that can be downloaded for free. Each of these courses is broken down into sections that will address each of the different sections of formula so that you can learn them in groups. This tends to make it much easier to fully grasp the necessary formula for each section before moving on to the next segment.