Hard cases: Investigating rare & tough diseases
May 20, 2012 4:00 PM
Dr. William Gahl is one of the last, best hopes for people suffering from rare, debilitating, and undiagnosed medical conditions. Lara Logan reports.
Hard cases: Investigating rare & tough diseases
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Thank you again for airing this story and I pray more monies will be contributed to help this very important endeavor.
Ann H.