# Deep Learning-Based Pain Classifier Based on the Facial Expression in Critically Ill Patients

> Research article (Frontiers in Medicine, 2022) · cited 34× · AI/ML

**Wikidata**: [openalex:W4221038369](https://www.wikidata.org/wiki/openalex:W4221038369)  
**Source**: https://4ort.xyz/entity/deep-learning-based-pain-classifier-based-on-the-facial-expression-in-critically-ill-patients