Board certified in Internal Medicine and in Pulmonary Diseases by the American Board of Internal Medicine and by the Subspecialty Board of Pulmonary DiseasesFormer Medical Staff President, Holy Cross Hospital, ChicagoFormer Chairman, Department of Medicine, HCHFormer Clinical Assistant Professor of Medicine, Loyola University, Stritch School of MedicineConsultant in Pulmonary Medicine, HCH and Christ Hospital, Oak Lawn, IllinoisFellow of the American College of Chest Physicianswith Internal Medicine and Pulmonary Diseases, Ltd, Oak Lawn, illinois