TY - RPRT TI - Immune dysfunction in refractory sinusitis in a tertiary care setting. AU - L Chee AU - S M Graham AU - D G Carothers AU - Z K Ballas PY - 2001 DO - 10.1097/00005537-200102000-00008 UR - https://pubmed.ncbi.nlm.nih.gov/11210866/ ID - 11210866 ER -