Referencia:
- Loh C, et al. Ann Am Thorac Soc. 2017;14(8):1305-1311.
- Ghosh S, et al. Int J Chron Obstruct Pulmon Dis. 2019;14:585-595.
- Mullerova H, et al. PLoS One. 2014;9(1):e85540.
- Dransfield M, et al. Prim Care Respir J. 2011;20(1):46-53.
- Sharma G, et al. Chronic Obstr Pulm Dis. 2017;4(3):217-224.
- Zierenberg B. J Aerosol Med. 1999;12(suppl 1):S19-S24.
- Anderson P, et al. Int J Chron Obstruct Pulmon Dis. 2006;1(3):251-259.
- Pitcairn G, et al. J Aerosol Med. 2005;18(3):264-272.
- Newman SP, et al. Chest. 1998;113(4):957-963.