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. 1959 Dec 19;2(7112):1112-5.
doi: 10.1016/s0140-6736(59)90099-6.

Bacteriology of lower-respiratory-tract secretions, sputum, and upper-respiratory-tract secretions in "normals" and chronic bronchitics

A W LEES, W MCNAUGHT

Bacteriology of lower-respiratory-tract secretions, sputum, and upper-respiratory-tract secretions in "normals" and chronic bronchitics

A W LEES et al. Lancet. .
No abstract available

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