Effect of Added Toxoids on the Antigenicity of H. Pertussis VaccinesBr Med J 1956; 1 doi: http://dx.doi.org/10.1136/bmj.1.4971.841 (Published 14 April 1956) Cite this as: Br Med J 1956;1:841
Log in using your username and password
Log in through your institution
Register for a free trial to thebmj.com to receive unlimited access to all content on thebmj.com for 14 days.
Sign up for a free trial