The social media department of Mayo Clinic is combining journal articles and videos from the lead authors. This is a useful approach and I suggested it to the NEJM editors during the NEJM Horizons Conference in 2008.
Dr. Amy Oxentenko, Assistant Professor of Medicine at Mayo Clinic, discusses "Clinical Pearls in Gastroenterology" (http://tinyurl.com/ydwqtk7 for complete article).
Clinical Pearls in Gastroenterology. Amy S. Oxentenko, MD and Scott C. Litin, MD. Mayo Clinic Proceedings October 2009 vol. 84 no. 10 906-911.