| beta-human chorionic gonadotropin | β-hCG |
| computed tomography | CT |
| 18F-fluorodeoxyglucose | 18F-FDG |
| positron-emission tomography | PET |
| endobronchial ultrasound-guided transbronchial needle aspiration | EBUS-TBNA |
| etoposide methotrexate and dactinomycin/cyclophosphamide and vincristine | EMA-CO schemed |
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