Gastroesophageal Reflux

• Research Site — Vancouver, British Columbia, Canada
• Research Site — Halifax, Nova Scotia, Canada
• Research Site — Guelph, Ontario, Canada
• Research Site — Hamilton, Ontario, Canada

• Research Site — Etobicoke, Ontario, Canada
• Research Site — Hamilton, Ontario, Canada
• Research Site — North York, Ontario, Canada
• Research Site — Mirabel, Quebec, Canada

• Research Site — Bondi Junction, New South Wales, Australia
• Research Site — Bracken Ridge, Queensland, Australia
• Research Site — Carina Heights, Queensland, Australia
• Research Site — Adelaide, South Australia, Australia

• Nemours Children's Clinic — Orlando, Florida, United States

• Federal University of São Paulo - UNIFESP — São Paulo, Brazil
• State Public Server of São Paulo Hospital (HSPE) — São Paulo, Brazil

• Research Site — Hefei, Anhui, China
• Research Site — Chongqing, Chongqing Municipality, China
• Research Site — Fuzhou, Fujian, China
• Research Site — Guangzhou, Guangdong, China

• Healthcare Discoveries, Inc. — San Antonio, Texas, United States

Not specified

• Research Site — Mississauga, Ontario, Canada
• Research Site — Toronto, Ontario, Canada

Not specified