Colonic Diseases

• University Medical Center Ljubljana, Division of stomatology, Center for oral disease and periodontology — Ljubljana, Slovenija, Slovenia

• Universitat Jaume I — Castellon, Castellón, Spain

• faculty of pharmacy Tanta university — Tanta, Egypt

Not specified

• Vanderbilt University Medical Center — Nashville, Tennessee, United States

• Joanna Melia — Baltimore, Maryland, United States

• University of Central Lancashire — Preston, Lancashire, United Kingdom
• University of Hertfordshire — London, United Kingdom

• Virginia K Crosson Cancer Center — Fullerton, California, United States

• Hospital of St John of God — Krakow, Lesser Poland Voivodeship, Poland

• Western General Hospital — Edinburgh, United Kingdom