Authors' response.
Tokushima, Japan.
Shingo
S
Kuroda
Tokushima, Japan.
Natsuko
N
Hichijo
Tokushima, Japan.
Minami
M
Sato
Tokushima, Japan.
Akiko
A
Mino
Amagasaki, Japan.
Nagato
N
Tamamura
Okayama, Japan.
Mitsuhiro
M
Iwata
Tokushima, Japan, and Jeddah, Saudi Arabia.
Eiji
E
Tanaka