[Retracted] Major Challenges and Future Approaches in the Employment of Blockchain and Machine Learning Techniques in the Health and Medicine

<div>A scatter plot illustrating blockchain usage versus privacy concerns.</div>

Security and Communication Networks

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Figure 8

Figure 8: [Retracted] Major Challenges and Future Approaches in the Employment of Blockchain and Machine Learning Techniques in the Health and Medicine 

Figure 8 | [Retracted] Major Challenges and Future Approaches in the Employment of Blockchain and Machine Learning Techniques in the Health and Medicine 