Recoverable Identifier
advisory
doi_compliance
recoverable_identifier
DOI in the printed bibliography is fragmented by whitespace or line breaks. A longer candidate (10.7326/0003-4819-127-8Part) was visible in the surrounding text but could not be confirmed against doi.org as printed.
Paper page Integrity report arXiv Try DOI
Evidence text
Rubin, D.B.: Estimating causal effects from large data sets using propensity scores. Annals of internal medicine127(8 Part 2), 757–763 (1997) https://doi. org/10.7326/0003-4819-127-8 Part 2-199710151-00064
Evidence payload
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"reconstructed_doi": "10.7326/0003-4819-127-8Part",
"ref_index": 1,
"resolved_title": null,
"verdict_class": "incontrovertible"
}