observations: 17

Where each form was seen: corpus (and its reproducible record when there is one), date, observer, the verbatim note (original language), its English translation, and the exact probe that produced the figures when one was kept.

This data as json

id	form_id	form_name	corpus	corpus_id	document	date	observer	excerpt_en	excerpt_original	lang	probe
17	form-028	One person in two roles	observation 2026-08 (272 Europe PMC JATS articles)	corpus-europe-pmc-jats-2023-2026		2026-08-08	house observer (LLM agent), see report	MEASURED on 2026-08-08 on the 272 articles of the internal corpus: in 39/272 (14 %) an AUTHOR of the article is also an author of a cited reference — one person, two roles (signatory here, cited source there); e.g. bio-PMC12915353 (Azizi F., Golzarand M., Mirmiran P.). And 51/272 (19 %) carry a contributor declared under at least two distinct roles.	MESURÉ le 08/08/2026 sur les 272 articles de (internal corpus of 272 JATS articles) : dans 39/272 (14 %) un AUTEUR de l'article est aussi auteur d'une référence citée — une seule personne, deux rôles (signataire ici, source citée là) ; ex. bio-PMC12915353 (Azizi F., Golzarand M., Mirmiran P.). Et 51/272 (19 %) portent un contributeur déclaré sous au moins deux rôles distincts.	fr