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Comment
. 2017 Dec 7;377(23):2293-2294.
doi: 10.1056/NEJMc1713253.

Tiotropium in Early-Stage COPD

Pixin Ran  1   2 , Yumin Zhou  1 , Wei-jie Guan  1
Affiliations
Comment

Tiotropium in Early-Stage COPD

Pixin Ran et al. N Engl J Med. .
No abstract available

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Comment on

  • Tiotropium in Early-Stage COPD.
    Qian G, Ying F, Li G. Qian G, et al. N Engl J Med. 2017 Dec 7;377(23):2292. doi: 10.1056/NEJMc1713253. N Engl J Med. 2017. PMID: 29215214 No abstract available.
  • Tiotropium in Early-Stage COPD.
    Kerwin E. Kerwin E. N Engl J Med. 2017 Dec 7;377(23):2292-3. doi: 10.1056/NEJMc1713253. N Engl J Med. 2017. PMID: 29215215 No abstract available.
  • Tiotropium in Early-Stage COPD.
    Garrison SR, Allan GM. Garrison SR, et al. N Engl J Med. 2017 Dec 7;377(23):2293. doi: 10.1056/NEJMc1713253. N Engl J Med. 2017. PMID: 29215216 No abstract available.

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