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Warning: this link might be unsafe, please double check the link before you proceed.

https://www.google.com/url?sa=t&source=web&rct=j&opi=89978449&url=https://pubmed.ncbi.nlm.nih.gov/24480720/#:~:text=Bone%20scrapers%20are%20commonly%20used,of%20harvested%20bone%20was%20determined.&ved=2ahUKEwjk85uV7pGFAxUVUkEAHck3DUgQFnoECBAQBQ&usg=AOvVaw05QQ3OSU9vYwvepINqZ0Y0