TY - GEN AU - Pennekamp,Claire W A AU - Immink,Rogier V AU - Buhre,Wolfgang F AU - Moll,Frans L AU - de Borst,Gert Jan TI - Phenylephrine versus ephedrine on cerebral perfusion during carotid endarterectomy (PEPPER): study protocol for a randomized controlled trial SN - 1745-6215 PY - 2013///0909 KW - Carotid Artery Diseases KW - diagnosis KW - Cerebrovascular Circulation KW - drug effects KW - Clinical Protocols KW - Endarterectomy, Carotid KW - adverse effects KW - Ephedrine KW - administration & dosage KW - Hemodynamics KW - Homeostasis KW - Humans KW - Hypotension KW - Middle Cerebral Artery KW - diagnostic imaging KW - Monitoring, Intraoperative KW - methods KW - Netherlands KW - Phenylephrine KW - Prospective Studies KW - Research Design KW - Spectroscopy, Near-Infrared KW - Time Factors KW - Treatment Outcome KW - Ultrasonography, Doppler, Transcranial KW - Vasoconstrictor Agents N1 - Publication Type: Comparative Study; Journal Article; Randomized Controlled Trial UR - https://doi.org/10.1186/1745-6215-14-43 ER -