@misc{indiciaef2568262f2c3,
  title = {Long-term effects of a maintenance program after supervised or self-monitored training programs in patients with COPD.},
  author = {L Puente-Maestu and M Luisa Sánz and P Sánz and Ruíz J M de Oña and A Arnedillo and R Casaburi},
  year = {2003},
  doi = {10.1007/s00408-003-1007-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/12953145/},
  note = {Source identifier: 12953145}
}