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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
301 views
Introduction
444 views
Trainees with Competence Problems
246 views
CHAPTER 6
337 views
Decentralized Energy Production in Rural Areas – Focus on Anaerobic Digestion
146 views
The First English Settlements
191 views
Wheelie’s Lesson learn and think Wheelie Big Actions research and act Wheelie Big Competition
338 views
Leaf Structure and Photosynthesis
261 views
