(Q43973658)
Statements
Comorbidity, hospitalization, and mortality in COPD: results from a longitudinal study (English)
Vittoria Conti
Fabio Di Stefano
Angelo Petroianni
Daniela Ceccarelli
Elda Graziani
Salvatore Mariotta
Antonio Vitarelli
Giovanni Puglisi
Corrado De Vito
Paolo Villari
Luigi Allegra
12 January 2010
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