Research Article
Letter: Tetracycline-resistant beta-haemolytic streptococci.
Br Med J 1973; 4 doi: https://doi.org/10.1136/bmj.4.5887.300-e (Published 03 November 1973) Cite this as: Br Med J 1973;4:300This is a PDF-only article. The first page of the PDF of this article appears above.