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- Networking of a group of multi-national, multi-disciplinary scientists worked together through the Internet to develop and update the lectures
 
- PPT files no larger than 700 KB & downloadable without charge
 
- Rely on a pre-established, Web-based network of about 30,000 public health professionals from 174 countries
 
- Snowballing strategy
 
- Targeting a wide range of audiences: educators, professionals, managers, and policy-makers