# Photoplethysmography-based in-ear sensor system for identification of increased stress arousal in everyday life

> Research article (2017 IEEE 14th International Conference on Wearable and Implantable Body Sensor Networks (BSN), 2017) · cited 19× · AI/ML

**Wikidata**: [openalex:W2620635394](https://www.wikidata.org/wiki/openalex:W2620635394)  
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