After viewing the available courses, you may apply online at: 
NDAR (heart-nsta.org) [Click Here] 
(https://ndar.heart-nsta.org/apply.aspx)

Or, you may contact the institute of choice and apply with them directly.
You may find contact details at: 
Locations (heart-nsta.org) [Click Here]
(https://www.heart-nsta.org/locations/)