Drug Safety Alerts - Are They a Victim of the Friday Effect?

Drug safety alerts to the public come from the food and drug administration, or fda. The goal is to avoid unflattering media coverage for any story that might impact a company stock price. Researcher louis diestra looked at days of the week in which these alerts were released. We saw that fridays were over represented, right? So alerts were more like to happen on friday than any other day of the week.