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Fig. 2 | BMC Musculoskeletal Disorders

Fig. 2

From: The preferable shoulder position can isolate supraspinatus activity superior to the classic empty can test: an electromyographic study

Fig. 2

Comprehensive shoulder motion tasks for 30°/60°/90° shoulder abduction (A), 0°/30°/60°/scapular plane horizontal flexion (B), and full internal/external humeral rotation (C). Example of two-plane goniometer measurement of 90° shoulder abduction, 30° horizontal flexion, and full internal humeral rotation, i.e., EC position (D)

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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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