# Rapid discrimination of urine specific gravity using spectroscopy and a modified combination method based on SPA and spectral index

> Research article (Journal of Biophotonics, 2023) · cited 12× · AI/ML

**Wikidata**: [openalex:W4387128685](https://www.wikidata.org/wiki/openalex:W4387128685)  
**Source**: https://4ort.xyz/entity/rapid-discrimination-of-urine-specific-gravity-using-spectroscopy-and-a-modified-combination-method-based-on-spa-and-spe