Soap Stones? The Lancet Volume 365

Semi-solid green "stones" passed per rectum (top)
and surgically removed cholesterol gallstones (bottom)
Author: Christiaan W Sies, Jim Brooker
Published in:
The Lancet Volume 365, Number 9468 16 April 2005
Article: Could these be Gallstones?
Christiaan W Sies, Jim Brooker

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