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Please do a search clicking on the word seach above and entering the various terms.
I recall some threads on this, including references to other sites which look at pros and cons of ops risks sucess ratios etc. of various options. From what I read some procedures involved "significant" surgery and from the results were not by any means risk free. Informed is probably a good standpoint.
If you can't find the threads please come back.
RB
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