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Toolkit for Planning an EHR-based Surveillance Program

Navigate to sections within this toolkit.

Analyzing Technical Options

Defining and Validating System Requirements

Defining requirements--what your system needs to do to support your work--is key in developing or enhancing an EHR-based surveillance system. This guide and worksheet shares advice on how to create concrete system requirements.

Validating Requirements

After requirements for your system are defined, they will need to go through a validation process. This resource provides different methods for validating requirements and the steps that are associated with them.

HL7 CDA Introduction

This presentation gives context to Clinical Document Architecture (CDA) by describing the HL7 organization and how CDA was developed. It explains the concept of an electronic document, and after illustrating the CDA levels, describes the components of a CDA.

HL7 Version 2 Messaging

This presentation gives a brief overview and history of HL7, reviews the HL7 messaging process and discusses topics that impact the success of exchanging data between systems.