Intravenous BCG Immunization Greatly Improves its Efficacy in Animal Study

Prevention of tuberculosis in macaques after intravenous BCG immunization – Nature (free)

Commentaries: Tuberculosis vaccine finds an improved route – Nature (free) AND New Injection Method Makes an Old TB Vaccine Far More Powerful – New York Times (10 articles per month are free) AND Changed Route of Immunization Dramatically Improves Efficacy of TB Vaccine – NIH News Releases (free)