Percutaneous transhepatic cholangiography

https://www.wikidata.org/wiki/Q472275

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Medicine 49.4M papers	Internal medicine 20.6M papers	Surgery 7.6M papers	Radiology 3.1M papers
Percutaneous 157k papers		Cholangiography 11.1k papers
Current
Percutaneous transhepatic cholangiography 2,694 papers
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