| P31 | instance of | ... | Q80840868 (Wikidata property related to research) | Wikidata property related to research |
| P2302 | property constraint | ... | Q21503250 (subject type constraint) | subject type constraint |
| P2302 | property constraint | ... | Q21510865 (value-type constraint) | value-type constraint |
| P2302 | property constraint | ... | Q54554025 (citation-needed constraint) | citation-needed constraint |
| P3254 | property proposal discussion | Url | Wikidata:Property proposal/principal investigator - Wikidata | ??? |
| P2875 | property usage tracking category | ... | Q126375190 (Category:Pages using Wikidata property P8329) | Category:Pages using Wikidata property P8329 |
| P1659 | related property | ... | P1840 (investigated by) | investigated by |
| P1629 | Wikidata item of this property | ... | Q7245082 (principal investigator) | principal investigator |
| P1855 | Wikidata property example | ... | Q93379220 (Comparative Effectiveness of Broad- versus Narrow-Spectrum Antibiotics for Acute Respiratory Tract Infections in Children) | Comparative Effectiveness of Broad- versus Narrow-Spectrum Antibiotics for Acute Respiratory Tract Infections in Children |
| P1855 | Wikidata property example | ... | Q7278028 (RV 144) | RV 144 |
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log id: 3005978