Figure 2
From: Distribution of immunodeficiency fact files with XML – from Web to WAP
The data flow diagram of IDR. Notations: A red open-ended rectangle represents data store, light yellow ovals represent processes, blue rectangles represent external entities, orange rounded rectangles shows transferred documents, green rounded rectangles represent destination devices and arrows shows the flow of information from its source to its destination. White rectangles show the separation of content, logic and presentation.