Roundtables and Webinars
Key Considerations for Optimal Valve Selection (Webinar Recording)
![](https://ctsnet.freelock.com/wp-content/uploads/2024/02/Johnston_Douglas_MD_20221005_MPP3149_1790957991-196x278.jpg)
Douglas Johnston
Surgeon - Cardiothoracic
Northwestern Memorial Hospital
636 North St Clair St, Chicago, IL, 60611, United States