East Suffolk and North Essex NHS Foundation Trust - Colchester General Hospital, Colchester, Essex, United Kingdom
Hospital Clínico San Carlos, Madrid, Spain
Panama Eye Center, Panama City, Panama
Universitatsklinik fur Augenheilkunde Inselspital, Bern, Switzerland
Arizona Advanced Eye Research Institute, Glendale, Arizona, United States
Vold Vision, Fayetteville, Arkansas, United States
Beverly Hills Institute of Ophthalmology, Beverly Hills, California, United States
Hospital Clínico San Carlos, Madrid, Spain
Clinica Oftalmologica del Caribe, Barranquilla, Colombia
Panama Eye Center, Panama City, Panama
Panama Eye Center, Panamá, Panama
Maxivision Super Speciality Eye Hospital, Hyderabad, India
Clinica Oftalmologica del Caribe, Barranquilla, Colombia
Maxivision Eye Hospital, Hyderabad, Telangana, India
Panama Eye Center, Panama City, Panama
Hospital Clínico San Carlos, Madrid, Spain
Center Hospotalier Universitaire Genoble Alpes, Grenoble, France
Hôpital de la Croix Rousse, Lyon, France
Clínica Oftalmológica del Caribe, Barranquilla, Colombia
Maxivision Eye Hospital, Hyderabad, Telangana, India
Panama Eye Center, Panama city, Panama
Clinica de ojos Orillac-Calvo, Panama city, Panama
Maxivision Eye Hospital, Hyderabad, Telangana, India
Hospital Ramon y Cajal, Madrid, Spain
Hospital de la Croix-Rousse, Lyon, France
CHNO des Quinze-Vingts, Paris, France