- Has the impact of Helicobacter pylori therapy on ulcer recurrence in the United States been overstated? “20% of patients in these studies had ulcer recurrence within 6 months.”
- Over-sold flu vaccine. Carl Zimmer in the NY Times, however, says “The vaccines usually provide strong protection against the virus.”
- Incredibly fast mental addition.
Thanks to Paul Nash, Grace Liu and Anne Weiss.