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Fred R Barrios
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8 Presentations
United States
Joined 03/16/2019
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Big 10+2 Universities H1N1 Lessons Learned Online Sharing Conference
299 views
Introduction
439 views
Trainees with Competence Problems
242 views
CHAPTER 6
332 views
Decentralized Energy Production in Rural Areas – Focus on Anaerobic Digestion
140 views
The First English Settlements
187 views
Wheelie’s Lesson learn and think Wheelie Big Actions research and act Wheelie Big Competition
335 views
Leaf Structure and Photosynthesis
251 views
