1 Subjects: “...small-bowel bulge...”

2 Subjects: “...bulge deformation...”

3 Subjects: “...Bulgaria...”

4 Subjects: “...peripheral bulge...”

5 “... continents: Asia (China, Indonesia, Malaysia, and Russia), Europe (Bulgaria, the Czech Republic, Germany...”

6 “... and methodological approaches, case studies from Bulgaria, Cameroon, Ecuador, Ghana, Italy, Mexico, North Carolina...”

7 “... from Asia (India, Saudi Arabia, and Taiwan), Europe (Bulgaria, France, Ireland, Italy, Romania, Spain...”

8 “..., Hungary, Turkey, Taiwan, Japan, Slovak Republic, Spain, Bulgaria, France, Slovenia, Croatia, and Poland...”

9 “..., Romania, Bulgaria, Türkiye, China, Pakistan, Iran, Egypt, India, Iraq, and Saudi Arabia....”

10 “... range of countries located on three continents, including Brazil, Bulgaria, Ecuador, Germany, Malaysia...”