Rosacea (roe-ZAY-she-uh) is a common skin condition that causes redness and visible blood vessels in your face. It may also produce small, red, pus-filled bumps. These signs and symptoms may flare up for a period of weeks to months and then diminish for a while.
1 Publication biasâthe practice of selectively publishing trial results that serve an agendaârepresents a systematic flaw of the scientific basis of medicine.  Bias includes publishing positive results but not the negative ones, not publishing retractions of fraudulent studies, and funding bias.
There are several different types of media bias. The most common include: Bias by omission, which occurs when the media leaves out one side of a story, or one aspect of a story. Bias by selection of sources, which occurs when a media outlet leaves out sources that support an opposing point of view.