Opthmology EHR Practice & Patient Managment System

This is supposed to be an app whereby the following domains will be using: Ophthalmologist, Plastic Surgeon and Dermatologist. The app is use for Patient Management, EHR and Practice Management. Please look at the following URLs from which I would derive EXACT functionality from. [login to view URL] [login to view URL] [login to view URL] There is going to be a messenger embedded in the app, so if you have a readymade messenger template and UI/objects, that can speed up the process. The messenger and the app, in general, require the use of hardware features such as camera and GPS, the workflow would need to be customizable. Creation of new forms done by users, workflows. The app should also be able to send invitation SMS messages when not in internet connection, directly and globally. Icon design and UI aesthetics also need to be worked out. Integration of document management system and the ability to view in the app document viewer. Using good design patterns such as Immutable views pattern that reduces dependencies and facilitates better asynchronization is encouraged. S.O.L.I.D principle, service layer, UI layer, framework, Domain and use of entity framework or dapper ORM Delevarables:- 1) Xamerin/Android app - Source code - Documentation 2) Xamerin/IOS app - Source code - Documentation 3)Xamerin/UWP - Source code - Documentation 4) .NET Core 2.0 w/MVC site. All apps will use business logic from web API service. Also need to support HL7 and EDI -Source code -Documentation