Research Article
Cultivation of "difficult" viruses from patients with common colds.
Br Med J 1968; 1 doi: https://doi.org/10.1136/bmj.1.5592.606 (Published 09 March 1968) Cite this as: Br Med J 1968;1:606This is a PDF-only article. The first page of the PDF of this article appears above.