a842709c__Footage_and_Video_Sound_Bites__Quotes__Text_
[Clip #] 11 [Running Time] 19 seconds [Web Preview*] Biesecker_11_low.mp4 (2.46 MB) [For Broadcast**] Biesecker_11_high.mp4 (36.69 MB) [Quotes (Text)] 
So it's extremely hard to know exactly what the frequency of a disease like Proteus syndrome is. It's - we know it's very, very rare. It's - there's probably fewer than a couple of hundred patients in the United States that have this disorder.
Proteus Syndrome: B-Roll Video Footage and Video Sound Bites
Quotes (Text)