In reply.
Ulrike
U
Theidel
D005260:Female; D006801:Humans; D008297:Male; D032541:Mass Vaccination / Q000706:statistics & numerical data*; D009313:National Health Programs / Q000706:statistics & numerical data*; D011008:Pneumococcal Infections / Q000453:epidemiology* / Q000517:prevention & control*; D022242:Pneumococcal Vaccines / Q000627:therapeutic use*
D022242:Pneumococcal Vaccines