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There was no escape option within the maze, and mice were allowed to freely explore it for five minutes while the path they took through the three arms was tracked by recording their entries into each arm
Only a provider can confirm a deficiency, usually with a simple blood test
The first signs of B12 deficiency include persistent fatigue, weakness, lightheadedness, pale skin, tingling or numbness in the hands and feet, difficulty concentrating, and mood changes like irritability or mild depression
Intelligent-responsive delivery and nanorobots are considered the next-generation approach for achieving neurovascular active regulation (Lin et al., 2025)
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