Heart Surgery Patient Guide http://www.cts.usc.edu/hpg-index.html
Includes an introduction, information on heart transplant, minimally invasive bypass, conventional bypass and heart valve surgery, things you should do and other data such as non-invasive treatment options.
HeartNet http://www.heart-net.org/
A network of individuals and organizations committed to improving the quality of cardiac care in the developing world. Has information on membership, resources, and a discussion forum.
Project Open Hearts http://www.poh.org/
A non-profit organization that works with foreign medical staff to provide first-hand surgical training, assistance with diagnostic procedures and consultations. Lists needs, volunteer information and past projects and goals.
PS4Ross http://ps4ross.com/
Of interest to both doctors, and patients, content includes operative photos, animation and video regarding the Ross Procedure and Dr. Stelzer.