Schneider, A;Tilemann, L;Schermer, T;Gindner, L;Laux, G;Szecsenyi, J;Meyer, FJ
Diagnosing asthma in general practice with portable exhaled nitric oxide measurement--results of a prospective diagnostic study: FENO < or = 16 ppb better than FENO < or =12 ppb to rule out mild and moderate to severe asthma [added].
Respir Res
2009
10
15