1 Subjects: “...concept investigation...”

2 Subjects: “...search engine concept...”

3 Subjects: “...problem-solved concept...”

4 “...The current conception of organic farming is the result of nearly a century of intellectual thought...”

5 “...The business model concept has gained a prominent position both in academia and among practitioners...”

6 “... control. Although medicalization is not a new concept, new actors, in addition to medical professionals...”

7 “... that differs from prevailing approaches, Verdeja outlines a concept that emphasizes the importance of shared...”