1. The clinical features of the overlap between COPD and asthma Hardin, Megan; Silverman, Edwin; Barr, R. Graham; Hansel, Nadia; Schroeder, Joyce; Make, Barry; Crapo, James; Hersh, Craig 2011 Articles Epidemiology
2. Non-emphysematous chronic obstructive pulmonary disease is associated with diabetes mellitus Hersh, Craig; Make, Barry; Lynch, David; Barr, R. Graham; Bowler, Russell; Calverley, Peter; Castaldi, Peter; Cho, Michael; Coxson, Harvey; DeMeo, Dawn; Foreman, Marilyn; Han, MeiLan; Harshfield, Benjamin; Hokanson, John; Lutz, Sharon; Ramsdell, Joe; Regan, Elizabeth; Rennard, Stephen; Schroeder, Joyce; Sciurba, Frank; Steiner, Robert; Tal-Singer, Ruth; van Beek, Edwin; Silverman, Edwin; Crapo, James 2014 Articles Medicine