# Multilevel Pain Assessment with Functional Near-Infrared Spectroscopy: Evaluating ΔHBO2 and ΔHHB Measures for Comprehensive Analysis

> Research article (Sensors, 2024) · cited 16× · AI/ML

**Wikidata**: [openalex:W4390740978](https://www.wikidata.org/wiki/openalex:W4390740978)  
**Source**: https://4ort.xyz/entity/multilevel-pain-assessment-with-functional-near-infrared-spectroscopy-evaluating-hbo2-and-hhb-measures-for-comprehensive