# Pre-procedure ultrasound-guided paramedian spinal anaesthesia at L5–S1: Is this better than landmark-guided midline approach? A randomised controlled trial

> Research article (Indian Journal of Anaesthesia, 2018) · cited 38× · AI/ML

**Wikidata**: [openalex:W2783269146](https://www.wikidata.org/wiki/openalex:W2783269146)  
**Source**: https://4ort.xyz/entity/pre-procedure-ultrasound-guided-paramedian-spinal-anaesthesia-at-l5s1-is-this-better-than-landmark-guided-midline-approa