Source

Keywords used

PubMed

(MESH)

Perceived stress OR Self-perceived stress OR psychological stress OR mental stress OR “Stress, Psychological” [Majr] AND Gastrointestinal symptoms OR GI manifestation OR Signs and Symptoms, “Digestive/psychology” [Majr]

Research Gate

Perceived stress OR Self-perceived stress OR psychological stress OR mental stress AND Gastrointestinal symptoms OR GI manifestation.

Science Direct

Stress AND GERD in college students

American Journal of Gastroenterology

Psychological stress AND GI symptoms

Google Scholar

Perceived stress AND GI symptoms

Perceived stress AND college students