USALSU Health Sciences Center New OrleansUnited States2USALSU Health Sciences Center New Orleans School of MedicineUnited States3USALSU Health ShreveportUnited States8USALSU Health Shreveport (Feist-Weiller Cancer Center)United States1USALSU Health Shreveport (Ochsner LSU Health Shreveport Academic Medical Center)United States1USALSU Health Shreveport (Ochsner LSU Health Shreveport)United States1USALSU Health Shreveport, Department of Oral & Maxillofacial Surgery / Head & Neck SurgeryUnited States1ITALuigi Sacco Hospital - University of Milan, Eye ClinicItaly1NPLLumbini Eye Institute & Research Center (LEIRC)Nepal1USALuminis Health Anne Arundel Medical CenterUnited States2GBRLuton & Dunstable University HospitalUnited Kingdom1GBRLuton & Dunstable University Hospital NHS Foundation TrustUnited Kingdom1LUXLuxembourg Institute of Research in Orthopedics (LIROMS)Luxembourg1CHELuzerner KantonsspitalSwitzerland1CHELuzerner Kantonsspital (LUKS) – Klinik für Hals-, Nasen-, Ohren- und GesichtschirurgieSwitzerland2AUSLyell McEwin Hospital & Modbury Hospital (Northern Adelaide Local Health Network)Australia1