TITLE : Risks factors for developing airways obstruction over an eight year time in a general population sample. AUTHOR(S) : Bottai M, Pistelli F, Baldacci S, Chiaffi L, Polverino E, Carrozzi L, Di Pede F, Viegi G TYPE : Contribution to journal YEAR : 2000 CODE : 243176 *** DO NOT EDIT THIS FILE ***