text: [{"text_idx": "#000002", "text": "Understanding the Foot & Ankle"}, {"text_idx": "#000003", "text": "Understanding the Hand & Wrist"}, {"text_idx": "#000004", "text": "Understanding the Head & Neck"}, {"text_idx": "#000005", "text": "Understanding the Hip & Knee"}, {"text_idx": "#000006", "text": "Understanding the Shoulder & Elbow"}]