TY  - RPRT
TI  - Obstructive sleep apnoea: a progressive disorder?
AU  - P M Calverley
PY  - 1997
DO  - 10.1136/thx.52.10.843
UR  - https://pubmed.ncbi.nlm.nih.gov/9404368/
ID  - 9404368
ER  -