*Departments of Respiratory Medicine and †Pathology, Nagoya Medical Center, Nagoya, Japan.
Disclosure: The authors declare no conflict of interest.
Address for correspondence: Masahide Oki, MD, Department of Respiratory Medicine, Nagoya Medical Center, 4-1-1 Sannomaru, Naka-ku, Nagoya 460-0001, Japan. E-mail: firstname.lastname@example.org
Informed consent in writing publication was obtained from the patient.