1 Subjects: “...standing posture...”

2 Subjects: “...postural control...”

3 Subjects: “...posture analysis...”

4 Subjects: “...persistent postural-perceptual dizziness...”

5 Subjects: “...posture detection...”

6 Subjects: “...postural risk...”

7 Subjects: “...postural control...”

8 Subjects: “...postural instability and gait difficulty (PIGD)...”

9 Subjects: “...postural instability and gait difficulty (PIGD)...”

10 Subjects: “...postural instability and gait difficulty (PIGD)...”

11 Subjects: “...posture stability...”

12 Subjects: “...postural control...”