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(P1660)
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has index case
initial patient in the population of an epidemiological investigation
index case
patient zero
primary case
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Data type
Item
Statements
instance of
Wikidata property related to medicine
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subject item of this property
index case
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Wikidata property example
Ebola virus disease in the United States
has index case
Thomas Eric Duncan
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inverse property
index case of
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property proposal discussion
https://www.wikidata.org/wiki/Wikidata:Property_proposal/Archive/28#P1660
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Constraints
property constraint
type constraint
class
disease outbreak
relation
instance of
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value type constraint
class
human
relation
instance of
constraint status
mandatory constraint
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value requires statement constraint
property
sex or gender
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single value constraint
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inverse constraint
property
index case of
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property scope constraint
constraint status
mandatory constraint
property scope
as main value
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value requires statement constraint
property
medical condition
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