Gastroscopy screening, also known as upper endoscopy, is a medical procedure that involves examining the upper digestive tract, including the esophagus, stomach, and duodenum. This procedure plays a crucial role in the early detection of digestive tract issues, thereby aiding in the prevention and management of various diseases. https://archive.org/details/gastroscopy-screening-what-to-expect-and-how-it-helps-in-disease-prevention