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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
442 views
Trainees with Competence Problems
244 views
CHAPTER 6
336 views
Decentralized Energy Production in Rural Areas – Focus on Anaerobic Digestion
145 views
The First English Settlements
189 views
Wheelie’s Lesson learn and think Wheelie Big Actions research and act Wheelie Big Competition
337 views
Leaf Structure and Photosynthesis
259 views
