Effect of spirometry on exhaled nitric oxide values in asthmatic children. Issue 6 (15th July 2019) - Ninomiya, Takahito; Odajima, Hiroshi; Honjo, Satoshi; Okabe, Kouki; Kawano, Toshiaki; Wakatsuki, Masatoshi; Okamoto, Yuki; Iwata, Mihoko; Taba, Naohiko; Motomura, Chikako