Tsujii, Noa
Mikawa, Wakako
Adachi, Toru
Hirose, Tomoyuki
Shirakawa, Osamu
Article History
Received: 26 April 2017
Accepted: 5 March 2018
First Online: 16 March 2018
Competing Interests
: Dr. Shirakawa has received honoraria from Pfizer, GlaxoSmithKline and Eli Lilly. The other authors report no financial relationships with commercial interests.