Home > Links Mayo Clinic Mayo Clinic is the first and largest integrated, not-for-profit group practice in the world. Doctors from every medical specialty work together to care for patients, joined by common systems and a philosophy of "the needs of the patient come first." OVGuide OVGuide is a comprehensive guide to video sites on the web. VideoMD Blog The VideoMD Blog plans to discuss issues related to healthcare, and the use of technology for the improvement of the physician-patient relationship. But we will also cover current events, especially related to healthcare.