Singing Training vs Usual Care 6-18 Months After Surgical Resection for Non-small Cell Lung Cancer (NSCLC)

Inclusion Criteria: Patients who display persistent symptoms 6-18 months (+/- one month) after surgical resection of localised lung cancer with video-assisted thoracoscopy (VATS) will be invited to participate in the study. Inclusion criteria for the study include: 1. Persistent symptoms, i.e., an EORTC-QLQ-C30 symptom domain score (in any item) of ≥2 (="clinically relevant symptom or problem that should have healthcare professional attention"), 2. Surgery for stage I lung cancer 6-18 months (+/- one month) earlier, 3. Motivated for participating in the project (and acceptance of randomisation procedure), 4. Access to a computer or a tablet with internet access, 5. Ability to speak and understand Danish, 6. Acceptance of the scheduled times of the singing intervention twice a week. Exclusion Criteria: Exclusion criteria include: 1. Unstable coronary diseases, 2. Severe cognitive disabilities (e.g., dementia), 3. Indication for adjuvant chemotherapy or other antineoplastic therapy, 4. Signs of lung cancer recurrence at regular follow-up CT scan. No previous singing experience or musical competence is required. Participants will be informed that they are allowed to participate in additional offer of structured or unstructured offer physical exercise training and/or singing along with the project.