1 Subjects: “...anxiety...”

2 Subjects: “...state anxiety...”

3 Subjects: “...anxiety...”

4 Subjects: “...preoperative anxiety...”

5 Subjects: “...performance anxiety...”

6 Subjects: “...social anxiety...”

7 “... anxiety has — paradoxically — played a pivotal role in rewarding the reproductive success of our ancestors...”

8 “... and anxiety, together with the coming global economic crisis, will usher in new consumer attitudes...”