The e-health menu is generaly restricted to medical personal only (based on their user rights), all items under this menu are designed to help administrators of medical facilities and medical staff to manage and control (or monitor) the entire medical practice and all its branches.
In order to use the Health Care Database as a medical practitioner, you need to have your own peronal account first, If you have no account yet then you need to create an account right now, after which you can ask the Health Care Database adminsitrator of the medical facility (hospital/clinic) where you work to add you as a staff member.
However if your medical facility does not have an account in the Health Care Database yet, then you can ask the adminstrator of your medical facility to register and create an account right now.
The related pages below will give you more information regarding the key modules of the Health Care Database.