Internet or dvd for distance learning to isolated rural health professionals, what is the best approach?

Background: Distance Learning (DL) is a means to overcome the barriers that prevent health workers access to medical education and training sessions to update their knowledge. The main objective of this study is to compare the knowledge acquisition among practitioners Heads of Health Based Center (HBC) for the management of hypertension in two training modalities, one interactive, via internet (by Visio conferencing and video Conferencing), and other non-interactive, via DVD in the three regions (Miarinarivo, Moramanga and Manjakandriana) of Madagascar.

Methods: This is a quasi-experimental study comparing two distance learning methodologies, one via internet (VS or VD) and the other via DVD before and after training.