Marion McCourt - Regeneron Pharmaceuticals, Inc.
Management
Yes. So, I'd add to that, that it's not unusual that physicians, and in this case, it's pulmonologists and allergists, will often use a product, Dupixent, in this case, for asthma on some of their tougher patients first. I'll share that anecdotally, the reports we're getting have been very, very positive. So, over time, most definitely, I think we'll have success not only with severe, but also the moderate patients. And I think that continuum will evolve over market experience. But they're really compelling reasons why, and that relates to the clinical profile of Dupixent in asthma, its overall efficacy, not only in exacerbations, lung function, OCS reduction and quality of life, but then also the broad category of patients that we achieved in our label; moderate-to-severe patients, of course, EOs greater than 150, OCS-dependent regardless of phenotype or EOs. As Len mentioned, another element that we're hearing that is just so important is that we are the only asthma biologic to offer both at-home self-administration and when physicians want to, they can always start a patient in the office to help educate and train them. But this is a really important factor in the ability to have broader use. And then the other item I'd add is that, of course, with Dupixent, we're not launching a new product, we're launching a new indication. So, allergists who already had experience with Dupixent, and we already have shown an established safety profile. So, we're really excited about the launch. It is very, very early days. I look forward to giving you reports in the future.