#1 ILD:MISC1 |
#2 MeSH DESCRIPTOR Oxygen |
#3 MeSH DESCRIPTOR Oxygen Inhalation Therapy Explode All |
#4 (oxygen* NEAR3 (therap* or ambulat* or portable* or short* or burst* or inhal*)) |
#5 (oxygen* NEAR5 (palliative* or symptom* or exercis*)) |
#6 MeSH DESCRIPTOR Ambulatory Care |
#7 #2 or #3 or #4 or #5 or #6 |
#8 #1 and #7 |