Chronic Obstructive Pulmonary Disease Patients Have Greater Systemic Responsiveness to Ex Vivo Stimulation with Swine Dust Extract and its Components Versus Healthy Volunteers. - Harting, Janel R.; Gleason, Angela; Romberger, Debra J.; Von Essen, Susanna G.; Qiu, Fang; Alexis, Neil; Poole, Jill A. (Journal of Toxicology & Environmental Health: Part A, 2012)