Operator
Operator
Good day, ladies and gentlemen, and welcome to the Repligen Corporation's Year-End and Fourth Quarter of 2019 Earnings Conference Call. My name is Rocco, and I will be your coordinator. [Operator Instructions]. Please note, today's event is being recorded. I would now like to turn the call over to your host for today's call, Sondra Newman, Global Head of Investor Relations for Repligen. Please go ahead.