RT Journal Article SR Electronic T1 Nasal Dryness Discomfort in Individuals Receiving Dry Oxygen Via Nasal Cannula JF Respiratory Care FD American Association for Respiratory Care SP 503 OP 504 VO 53 IS 4 A1 Kenji Miyamoto A1 Masaharu Nishimura YR 2008 UL http://rc.rcjournal.com/content/53/4/503.abstract AB