@article{article, title  = {{Prevalence of hypoxaemic chronic obstructive lung disease with reference to long-term oxygen therapy.}},

 url = {{}},

 year = {{1985}},

 month = {{8}},

 author = {{Williams BT and Nicholl JP}},

 doi = {{10.1016/s0140-6736(85)92505-x}},

 volume = {{2}},

 journal = {{Lancet}},

 issue = {{8451}},

 pages = {{369-372}},

 note = {{Accessed on 2024/12/26}}}