# Handheld Real-Time LED-Based Photoacoustic and Ultrasound Imaging System for Accurate Visualization of Clinical Metal Needles and Superficial Vasculature to Guide Minimally Invasive Procedures

> Research article (Sensors, 2018) · cited 110× · AI/ML

**Wikidata**: [openalex:W2802667822](https://www.wikidata.org/wiki/openalex:W2802667822)  
**Source**: https://4ort.xyz/entity/handheld-real-time-led-based-photoacoustic-and-ultrasound-imaging-system-for-accurate-visualization-of-clinical-metal-ne