# Maximal Ambient Noise Levels and Type of Voice Material Required for Valid Use of Smartphones in Clinical Voice Research

> Research article (Journal of Voice, 2017) · cited 29× · AI/ML

**Wikidata**: [openalex:W2595833406](https://www.wikidata.org/wiki/openalex:W2595833406)  
**Source**: https://4ort.xyz/entity/maximal-ambient-noise-levels-and-type-of-voice-material-required-for-valid-use-of-smartphones-in-clinical-voice-research