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. 1979 Aug;34(4):569–570.

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Bruce J Sobol

¹Boehringer Ingelheim Ltd, PO Box 368, Ridgefield, Connecticut 06877, USA

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¹, Peter G Sobol

Peter G Sobol

¹Boehringer Ingelheim Ltd, PO Box 368, Ridgefield, Connecticut 06877, USA

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¹

¹Boehringer Ingelheim Ltd, PO Box 368, Ridgefield, Connecticut 06877, USA

PMC Copyright notice

PMCID: PMC471125

See the letter "Per cent of predicted as the limit of normal in pulmonary function testing: a statistically valid approach." on page 569a.

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Articles from Thorax are provided here courtesy of BMJ Publishing Group

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