 As far as we know, the solution presented in this work is the first  description of the automatic cough detection algorithm based totally on the air flow signals and the first cough detection implemented in the commercial spirometry system that is to be published.
<fluency>  As far as we know, the solution presented in this work is the first  description of the automatic cough detection algorithm based totally on the air flow signals and the first cough detection implemented in the commercial spirometry system that is to be published.
 As far as we know, the solution presented in this work is the first description of the automatic cough detection algorithm based totally on the air flow signals and the first cough detection implemented in a commercial spirometry system that is to be published.