Scientists have found evidence of a club foot and degenerative bone disease.

科学家们已经发现了证据，证明他的脚是畸形的，并患有退行性骨骼疾病。

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All those being tested at the London club have agreed to being placed on the national bone marrow register so that if they're not a match for DJ Swing, they could potentially help someone else.

BBC: NEWS | Health | Battling to beat black transplant odds