# Improving the reliability of smartphone-based urine colorimetry using a colour card calibration method

> Research article (Digital Health, 2023) · cited 13× · AI/ML

**Wikidata**: [openalex:W4319982587](https://www.wikidata.org/wiki/openalex:W4319982587)  
**Source**: https://4ort.xyz/entity/improving-the-reliability-of-smartphone-based-urine-colorimetry-using-a-colour-card-calibration-method