Enalapril
https://openalex.org/C2775940317
https://www.wikidata.org/wiki/Q422185
Heart failure
https://openalex.org/C2778198053
https://www.wikidata.org/wiki/Q181754
Medicine
https://openalex.org/C71924100
https://www.wikidata.org/wiki/Q11190
Cardiology
https://openalex.org/C164705383
https://www.wikidata.org/wiki/Q10379
Internal medicine
https://openalex.org/C126322002
https://www.wikidata.org/wiki/Q11180
Ejection fraction
https://openalex.org/C78085059
https://www.wikidata.org/wiki/Q641303
ACE inhibitor
https://openalex.org/C2779611605
https://www.wikidata.org/wiki/Q288280
Angiotensin-converting enzyme
https://openalex.org/C27016395
https://www.wikidata.org/wiki/Q128861
Previous research: What has been established or proposed
Several lines of evidence suggest that …
[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: "Cardiology".
Paper: "Recommendations for Cardiac Chamber Quantification by Echocardiography in Adults: An Update from the American Society of Echocardiography and the European Association of Cardiovascular Imaging"
Function: "Previous research: What has been established or proposed".
Example Sentence: "Several lines of evidence suggest that …". [/INST]