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Description
For a full picture, other labs may be run in conjunction with serum B12 to indicate cellular activity of B12

BMJ Open 5 , e008127 (2015)

Classification of oxidative stress based on its intensity

References: Yoon CH, Owusu-Guha J, Smith A, Buschur P

Theoretical risks Long-term or high-frequency use raises theoretical concerns about copper accumulation
ROS, Reactive Oxygen Species