Patrizia Am Weg

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BACKGROUND Precut sphincterotomy (PCS) is a well-established alternative after repeated unsuccessful attempts of common bile duct (CBD) cannulation using standard catheters and/or guide-wire. Commonly used instruments for precutting are the needle-knife and a modified traction-type sphincterotome. In 1996, a so-called 'baby-sphincterotome' with a preshaped,(More)
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