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The international standard for chronological duration analysis. Governed by ISO 8601:2019 and verified clinical methodology.

ISO 8601:2019RFC 3339E‑E‑A‑T

Methodology & sources

Faisal Saddique

Principal Systems Architect

ISO 8601:2019Date & time representation
Calendrical CalculationsReingold & Dershowitz
RFC 3339Internet date/time format

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ISO 8601:2019RFC 3339WCAG 2.1

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