%0 Journal Article %T Ultrasound-Guided Interscalene Catheter Complicated by Persistent Phrenic Nerve Palsy %A Andrew T. Koogler %A Michael Kushelev %J Archive of "Case Reports in Anesthesiology". %D 2018 %R 10.1155/2018/9873621 %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5817254/