Why Did the MMR Study End Up Taking Four Years?

This study was only supposed to take six months. So if they weren't destroying data, why did this study end up taking four years? The reason you don't see anything else circulating on the cudy ivoa behind closed doors for two years? Well, so after two years of meetings behind closed doors, jstephano emerges with the final draft of the m m r study and they're going to present it to the institute of medicine. It just didn't seem to me like we were, we were running a system that was credible. I had written to julie gerberding, and i asked her to postpone the february ninth institute of medicine meeting this report