Effects of ipsilateral tilt position on the cross-sectional area of the subclavian vein and the clinical performance of subclavian vein catheterization: a prospective randomized trial.
Hyun-Kyu YoonHyung-Chul LeePyoyoon KangJung-Man LeeHee-Pyoung ParkYoun Joung ChoPublished in: BMC anesthesiology (2020)
NCT03296735 for stage I ( ClinicalTrials.gov , September 28, 2017) and NCT03303274 for stage II ( ClinicalTrials.gov , October 6, 2017).