Otto Wagner Spital, Wien, Austria
Hopital Bichat-Claude Bernard, Paris, France
Mercer University School of Medicine, Macon, Georgia, United States
Midas Institute of Gastro-enterology, Nagpur, Maharashtra, India
Nirmal Hospital Pvt. Ltd., Surat, Gujarat, India
Artemis Hospital, Gurgaon, Haryana, India
Southern Cancer Center, 29653 Anchor Cross Blvd, Daphne, Alabama, United States
Souther Cancer Center, 3719 Dauphin St., 5 Floor, Mobile, Alabama, United States
Southern Cancer Center, 3 Mobile Infirmary Circle, Mobile, Alabama, United States
Centre Hospitalier Régional Universitaire de Lille (CHRU de Lille), Lille cedex, NORD Pas-de-calais, France
Centre Hospitalier Universitaire de Dijon Hôpital du Bocage, Dijon Cedex, France
Groupe Hospitalier du Haut Leveque, Pessac, Aquitaine, France