Operator Good morning and welcome to the Boston Scientific First Quarter 2021 Financial Results Conference Call. [Operator Instructions] I would now like to turn the conference over to Susan Lisa, Vice President, Investor Relations. Please go ahead. Susie Lisa -- Vice President, Investor Relations Thank you, Andrew. Good morning everyone and thanks for joining us. With me on today's call are Mike Mahoney, Chairman and Chief Executive Officer and Dan Brennan, Executive Vice President and Chief Financial Officer. We issued a press release earlier this morning announcing our Q1 2021 results, which included reconciliations of the non-GAAP measures used in the release. We have posted a copy of that release, as well as reconciliations of the non-GAAP measures used in today's call, to the Investor Relations section of our website under the heading Financials and Filings.