International Journal of COPD, Vol Volume 14, Pp 631-643 (2019) The International Journal of Chronic Obstructive Pulmonary Disease International Journal of Chronic Obstructive Pulmonary Disease White, P T, Gilworth, G L, Lewin, S, Hogg, L, Tuffnell, R, Taylor, S JC, Hopkinson, N, Hart, N, Singh, S J & Wright, A 2019, ' Improving uptake and completion of pulmonary rehabilitation in COPD with lay health workers : feasibility of a clinical trial ', International journal of chronic obstructive pulmonary disease, vol. 14, 188731, pp. 631-643 . https://doi.org/10.2147/COPD.S188731