... six-week jump-training program that incorporates proper stretching, special exercises and weight training that allows participants to focus on developing overall leg strength as well as improving balance in strength from the front to the back of the ...
http://www.wisinfo.com/apps/pbcs.dll/article?AID=2013306300171
http://www.wisinfo.com/apps/pbcs.dll/article?AID=2013306300171
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