Cancer
https://openalex.org/C121608353
https://www.wikidata.org/wiki/Q12078
Medicine
https://openalex.org/C71924100
https://www.wikidata.org/wiki/Q11190
Demography
https://openalex.org/C149923435
https://www.wikidata.org/wiki/Q37732
Mortality rate
https://openalex.org/C179755657
https://www.wikidata.org/wiki/Q58702
Epidemiology
https://openalex.org/C107130276
https://www.wikidata.org/wiki/Q133805
Incidence (geometry)
https://openalex.org/C61511704
https://www.wikidata.org/wiki/Q1671857
Cause of death
https://openalex.org/C29374701
https://www.wikidata.org/wiki/Q1931388
Confidence interval
https://openalex.org/C44249647
https://www.wikidata.org/wiki/Q208498
Gerontology
https://openalex.org/C74909509
https://www.wikidata.org/wiki/Q10387
Giving reasons why a particular method was rejected
A disadvantage of many cohort studies is 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 Describing Methods 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: "Demography".
Paper: "Alternative projections of mortality and disability by cause 1990–2020: Global Burden of Disease Study"
Function: "Giving reasons why a particular method was rejected".
Example Sentence: "A disadvantage of many cohort studies is that …". [/INST]