Y. Ayakawa
发表
H. Maekoshi,
S. Sakuma,
Y. Ayakawa,
1969,
Investigative radiology.
T. Ishiguchi,
Y. Itoh,
Y. Ayakawa,
2002
.
Y. Ayakawa,
N. Miyata,
Y. Hishikawa-itoh,
1989,
Nihon Gan Chiryo Gakkai shi.
Pei-Jan Paul Lin,
Y. Ayakawa,
Kenichiro Suzuki,
2003,
Clinical nuclear medicine.
H. Maekoshi,
S. Sakuma,
Y. Ayakawa,
1974,
Radiology.
S. Sakuma,
Y. Ayakawa,
Y. Tanaka,
1969,
Investigative radiology.