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3. Research and Development Expenses
3 Months Ended
Jun. 30, 2016
Research and Development [Abstract]  
Research and Development Expenses

Our research and development costs are expensed as incurred. We incurred approximately $118,000 and $182,000 of research and development expenses for the three month periods ended June 30, 2016 and 2015, respectively, which are included in various operating expenses in the accompanying condensed consolidated statements of operations.