# An intelligent approach based on hybrid of principal component analysis-fuzzy inference system-adaptive neuro-fuzzy inference system for the simultaneous spectrophotometric determination of sofosbuvir and velpatasvir as antiviral drugs in pharmaceutical formulation and urine sample

> Research article (Chemometrics and Intelligent Laboratory Systems, 2021) · cited 12× · AI/ML

**Wikidata**: [openalex:W3217185490](https://www.wikidata.org/wiki/openalex:W3217185490)  
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