Operator
Operator
Greetings and welcome to the CryoLife Fourth Quarter and Year End 2017 Financial Conference Call. At this time, all participants are in a listen-only mode. A brief question-and-answer session will follow the formal presentation. [Operator Instructions] As a reminder, this conference is being recorded. It is now my pleasure to introduce you to your host, Pat Mackin, Chairman, President and CEO and Ashley Lee, CFO for CryoLife. Thank you and you may begin.