Medicine
https://openalex.org/C71924100
https://www.wikidata.org/wiki/Q11190
Abdominal surgery
https://openalex.org/C2780120127
https://www.wikidata.org/wiki/Q743664
Inguinal hernia
https://openalex.org/C2781132756
https://www.wikidata.org/wiki/Q1144039
Hepatology
https://openalex.org/C41260117
https://www.wikidata.org/wiki/Q668064
General surgery
https://openalex.org/C61434518
https://www.wikidata.org/wiki/Q932510
Endoscopy
https://openalex.org/C2778451229
https://www.wikidata.org/wiki/Q212809
Hernia
https://openalex.org/C2779096551
https://www.wikidata.org/wiki/Q133076
Endoscopic surgery
https://openalex.org/C2988501903
https://www.wikidata.org/wiki/Q212809
Internal medicine
https://openalex.org/C126322002
https://www.wikidata.org/wiki/Q11180
Reference to previous research: important studies
The first systematic study of X was reported by …
[INST] Please produce a sentence from the paper. The sentence should not mention the title of the paper, rather it be extracted from the Introducing Work section of the paper.
Please provide one singular full sentence from the paper that serves the function provided, using the example as guidance. Be specific, using relevant terminology from the paper.
Refrain from vague or generic statements. Finally produce a search query in the form of a question targeted towards the knowledge contained therein. 
You must output json with the structure of {'Sentence': sentence, 'Query': query}.
Field: "General surgery".
Paper: "Guidelines on the management of common bile duct stones (CBDS)"
Function: "Reference to previous research: important studies".
Example Sentence: "The first systematic study of X was reported by …". [/INST]