TY - RPRT TI - A decrease in maxillary sinus pressure, as seen in upper airway allergy or infection, results in an increase in upper airway nitric oxide levels. AU - Jens A Andersson AU - Anders Cervin AU - Sven Lindberg AU - Rolf Uddman AU - Lars Olaf Cardell PY - 2002 DO - 10.1080/00016480260092336 UR - https://pubmed.ncbi.nlm.nih.gov/12206262/ ID - 12206262 ER -