With respect to the first question, I'll turn to Barb Sabourin on the special access program.
However, I'll start by answering the second question. We believe, looking at and learning from all the lessons that we have been through, that information is critical in the event of any drug shortage. A particular drug may be in shortage and there will be alternate therapies available, which means that it's very simple for the health system to adjust. They may prefer drug X, but drug Y may be equally effective, and it's simply a matter of making the adjustments.
For some patients, drug Y may not work; the physician may have already tried it, and they'll have to look to other arrangements. It is definitely a practice of medicine issue that is case by case between the physicians and their patients, but guidance about what those alternatives are is first and foremost a health—