Dr. Mark H. Shapiro
@drmarkhshapiro • Joined December 30, 2012
Subscribers 26.0K | Views 2.48M | Videos 143
Sub 26.0K | View 2.48M | Video 143
Dr. Mark H. Shapiro has published 143 videos, ranking #2,062,866 globally by video count and 2.48M total views across the channel.
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