Signs and Symptoms, Digestive

• Logan University, College of Chiropractic — Chesterfield, Missouri, United States

Not specified

• Manna Energy Ltd. — Kigali, Rwanda

• Gobardanga Seba Farmer's Samity (GSFS) — Gobardanga, North 24 Parganas, West Bengal, India

• Johns Hopkins Integrative Medicine & Digestive Center — Lutherville, Maryland, United States

• University Health Network, Toronto General Hospital — Toronto, Ontario, Canada

• George Washington University Hospital — Washington D.C., District of Columbia, United States
• GWU Hospital — Washington D.C., District of Columbia, United States

• Anshan Tumor Hospital — Anshan, Liaoning, China
• Second Affiliated Hospital of Dalian Medical University — Dalian, Liaoning, China
• The First Affiliated Hospital of Dalian Medical University — Dalian, Liaoning, China
• The First Hospital of Liaoning Medical University — Jinzhou, Liaoning, China

• Hartford Hosptial — Hartford, Connecticut, United States

• Universidade Federal do Ceara — Fortaleza, Ceará, Brazil