As we think about in FY'19, I'd say all the businesses are very tightly managing expenses. So if you look at our underlying SSG&A growth, we're 3% or less year-to-date in the core businesses that reflects that level of discipline that we're driving across the organization. And, of course, as we planned for '20, and we're deep into planning there. Of course, we're way ahead of where we normally would be given the situation with the Gore royalty. I'd say, again very, very disciplined expense management across the Board, both G&A, and obviously the selling and marketing as well as continued management of our R&D lines. We continue to drive a number of efficiency programs across all of those organizations, where appropriate, moving, for example sustained engineering to lower cost locations where we can be doing that. That's a trend that we've been accelerating actually within the Bard organization, substantial progress this year. And when it comes to paclitaxel, specifically, of course, and we can comment on this later through Simon, but, of course, as we dig further in, all we see is becoming more and more confident in our data on paclitaxel that we do not have -- we're very, very confident in the safety of Lutonix. And again we can comment on that further later on. So we're looking forward to the FDA discussion in June. We're not doing any restructuring of that organization at this point in time. We're going to be hiring for the launch of BTK. And so, one thing that we'll be monitoring very closely is how we come out of the FDA session and then making a decision after that and as was mentioned before, we are still in active discussions with the FDA on the BTK product, right. It's a very unique, new solution in the marketplace. There are no valid treatment options other than amputation for patients suffering with below the knee blockages. And so, right, we are still hopeful that while that won't occur in FY'19 that it will occur later on and we'll get a better sense of that, we think after the June meeting as well too, so more to come. We're planning behind the scenes, but we think it's prudent to see where that evolves too.