S03¶


Research	R0050 — Journalism Disciplines
Run	2026-03-31-02
Query	Q002
Search	S03

WebSearch + WebFetch — Bradford Hill, FMEA, FTA methodologies

Summary¶

Field	Value
Source/Database	WebSearch, WebFetch
Query terms	"Bradford Hill criteria epidemiology causal inference"; "FMEA failure mode effects analysis structured safety assessment"; "fault tree analysis FTA structured evidence methodology"
Filters	None
Results returned	30
Results selected	3
Results rejected	27

Selected Results¶

Result	Title	URL	Rationale
S03-R01	Bradford Hill criteria — Wikipedia	https://en.wikipedia.org/wiki/Bradford_Hill_criteria	Comprehensive overview with nine viewpoints
S03-R02	FMEA — Wikipedia	https://en.wikipedia.org/wiki/Failure_mode_and_effects_analysis	Structured RPN methodology with scales
S03-R03	Fault tree analysis — Wikipedia	https://en.wikipedia.org/wiki/Fault_tree_analysis	FTA probability assessment methodology

Rejected Results¶

Result	Title	URL	Rationale
S03-R04	Various (27 results)	Various	Application-specific case studies, healthcare FMEA adaptations, and domain-specific implementations without novel methodology content

Notes¶

Wikipedia was used as a starting reference for these well-established frameworks. Key content was validated against the original methodology documents via WebFetch.