Randomized trial comparing the spread of erector spinae block with the combination of erector spinae block and retrolaminar block in soft embalmed Thiel cadavers.
Razan Yousef SartawiGraeme A McLeodAyman MustafaClare LambPublished in: Regional anesthesia and pain medicine (2021)
In conclusion, the combination of ESP and RL blocks was more extensive and reliable than ESP block alone.