Clinical Trials: Viva Bias

By |2016-11-16T18:35:37+00:00December 2, 2015|Case Study, Library|1 Comment

by Alexandra Grossman Alexander K. is a thoughtful man, mid-50s, a writer by profession. He earns money with German and English lessons, and it is almost always tight. "A few years ago, I was sitting in the subway and saw posters seeking volunteers for a [...]