THE PRODUCTION OF ACTIVE AND PASSIVE IMMUNITY TO THE PNEUMOCOCCUS WITH A SOLUBLE VACCINE

J. O. HIRSCHFELDER
1912 Journal of the American Medical Association  
The extensive employment of vaccines made from dead microorganisms has been followed by variable results; in some cases the results have been excellent,
doi:10.1001/jama.1912.04270100141011 fatcat:5yhx66jsjjhodlkeocjbylb2oy