1 - A systematic survey of all trials so far by the NHS center for reviews and dissemination suggests that acupuncture works well for a few complaints but evidence is lacking for many others.

2 - The Internet enables us to disseminate information throughout the world.

3 - One of the most pressing international priorities is to control the dissemination of nuclear materials that could be used in attacks by terrorists or rogue states.

4 - Dissemination of information is frequently carried out via satellite through local or national TV networks.

5 - Many countries and tourist areas have tourist bureaus that disseminate free information about lodging, restaurants, and recreational areas.