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by Frank X. Sutman (Temple University ); Joseph S. Schmuckler (Temple University, Philadelphia, PA); Joyce D. Woodfield (Jarrettsville, MD)
by Perfect Timing, Inc.
by Turner Licensing
by EAST TENNESSEE STATE UNIVERSITY
by Spencer Chainey (University College London, UK); Jerry Ratcliffe (Temple University, USA)
by Robert W. Weisberg (Temple University, Philadelphia, PA )
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