The gatekeeper role has been largely eliminated by the because it allows senders to transmit content without first need approval or editing from a gatekeeper.

The gatekeeper role has been largely eliminated by the internet.

Explanation:

In olden days, the media is operated by senders who transmit messages in the form of sounds, programs, ads, texts and images through a mass media channel to large groups of receivers. In this process news editor, media manager and executive producer acts as the gatekeepers to filter the messages.

Media gatekeepers play a main role is deciding about what messages to be produced for specific receivers. But now in modern communication, Internet eliminates the role of gatekeeper as it permits content transmission without need for approval or editing.

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she recieved a treatment not thought to be specifically effective in treating her disorder.