| | Time to maximal drop of forced expired volume in 1 second (observable entity) |  |  | Time to maximal drop of forced expired volume in 1 second |  |  | Time to maximal fall of FEV1 (forced expired volume in 1 second)Time to maximal drop of FEV1 (forced expired volume in 1 second)
 
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 | | Id | 1366663008 |  | Status | Primitive | 
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