drug marketing

The start of flu season is still weeks or months away, but you can get a flu shot now at many pharmacies. "It's a way to get people into the store to buy other things," says Tom Charland, an analyst who tracks the walk-in clinic industry. Darron Cummings/AP hide caption

When people see charts like this, they think the drug is more effective than if they just read about the data, a study finds. Source: Cornell University hide caption