# Effects of Nicotine Gum Administration on Vision (ENIGMA-Vis): Study Protocol of a Double-Blind, Randomized, and Controlled Clinical Trial

> Research article (Frontiers in Human Neuroscience, 2020) · cited 15× · AI/ML

**Wikidata**: [openalex:W3084287976](https://www.wikidata.org/wiki/openalex:W3084287976)  
**Source**: https://4ort.xyz/entity/effects-of-nicotine-gum-administration-on-vision-enigma-vis-study-protocol-of-a-double-blind-randomized-and-controlled-c