Letters

Bronchodilator treatment in asthma and bronchitis

BMJ 1994; 309 doi: http://dx.doi.org/10.1136/bmj.309.6949.271a (Published 16 July 1994) Cite this as: BMJ 1994;309:271
  1. C P Van Schayck,
  2. C L A Van Herwaarden,
  3. H Folgering,
  4. C Van Weel

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