TY - JOUR T1 - Prevalence of hypoxaemic chronic obstructive lung disease with reference to long-term oxygen therapy. JO - Lancet PY - 1985/08/17 AU - Williams BT AU - Nicholl JP ED - DO - DOI: 10.1016/s0140-6736(85)92505-x VL - 2 IS - 8451 SP - 369 EP - 372 Y2 - 2024/10/19 ER -