共 3 条
[1]
Quantity and avidity of pneumococcal antibodies before and up to five years after pneumococcal vaccination of elderly persons. Helle BK. Clinical Infectious Diseases . 1995
[2]
Clinical efficacy of anti-pneumococcal vaccination in patients with COPD. Alfageme I,Vazquez R,Reyes N. Thorax . 2006
[3]
WHO position paper. Pneumococcal vaccines. Wkly Epidemiol Rec . 1999