<p>Interview with Timothy McAlindon, DM, MPH, author of Effect of Vitamin D Supplementation on Progression of Knee Pain and Cartilage Volume Loss in Patients With Symptomatic Osteoarthritis: A Randomized Controlled Trial</p>

Association Between Medicare Advantage Plan Star Ratings and Enrollment

Go beyond the latest discoveries with nuanced, in-depth conversations in Healthy Dialogue, a podcast from the JAMA Network. Host and JAMA Senior Editor, Derek C. Angus, MD, MPH, sits down with the world's leading experts to explore the most pressing issues in health and health care.

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Healthy Dialogue

How and Why US Health Care Differs From That in Other OECD Countries

Effect of Vitamin D Supplementation on Progression of Knee Pain and Cartilage Volume Loss in Patients With Symptomatic Osteoarthritis: A Randomized Controlled Trial