Skewed Lung CCR4 to CCR6 CD4+ T Cell Ratio in Idiopathic Pulmonary Fibrosis is Associated with Pulmonary Function oleh Ayodeji Adegunsoye, Cara Hrusch, Cara Hrusch, Catherine Bonham, Mohammad R Jaffrey, Kelly M Blaine, Meghan Sullivan, Matthew M Churpek, Mary E Strek, Imre Noth, Anne I Sperling, Anne I Sperling