Medicare says it will pay, but patients say 'no thanks'.
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D000368:Aged; D002986:Clinical Trials as Topic / Q000191:economics*; D006801:Humans; D019458:Insurance Coverage / Q000331:legislation & jurisprudence; D006278:Medicare / Q000191:economics; D010361:Patients; D010820:Physicians; D011013:Pneumonectomy / Q000191:economics*; D011640:Public Policy; D011656:Pulmonary Emphysema / Q000191:economics / Q000601:surgery*; D045808:Refusal to Participate; D036302:Therapeutic Human Experimentation / Q000191:economics; D016896:Treatment Outcome; D014481:United States