He added that his "most surprising" finding was the observation that vaccination against influenza and pneumococcalinfection appeared protective in these patients.
他指出，最令他惊讶的发现是，流感疫苗和肺炎双球菌感染似乎对这些病患产生保护效果。
2
Pneumococcal disease is caused by infection with the Streptococcus pneumoniae bacterium.
肺炎球菌病是感染肺炎链球菌引起的。
3
A third team is Liverpool School of Tropical Medicine scientists who study how infection occurs, the analog system to carry out the body's own pneumococcal.