1. Photodynamic Therapy for Early Stage Central Type of Lung Cancer
Harubumi Kato, M.D., Ph.D. 
Mayo Clinic Proceedings 
Volume 72, Issue 7, Pages (July 1997)
DOI: /S (11)
Copyright © 1997 Mayo Foundation for Medical Education and Research Terms and Conditions

2. Fig. 1
Five-year survival rates in patients with lung cancer, stratified by pathologic (p) stage (1981 through 1990, 686 resected cases). M = months.
Mayo Clinic Proceedings  , DOI: ( /S (11) )
Copyright © 1997 Mayo Foundation for Medical Education and Research Terms and Conditions

3. Mayo Clinic Proceedings 1997 72, 688-690DOI: (10
Mayo Clinic Proceedings  , DOI: ( /S (11) )
Copyright © 1997 Mayo Foundation for Medical Education and Research Terms and Conditions