A. Ortqvist
Division of Infectious Diseases
Karolinska Institutet
Danderyd Hospital
Sweden
Name/email consistency: high
- Randomised trial of 23-valent pneumococcal capsular polysaccharide vaccine in prevention of pneumonia in middle-aged and elderly people. Swedish Pneumococcal Vaccination Study Group. Ortqvist, A., Hedlund, J., Burman, L.A., Elbel, E., Höfer, M., Leinonen, M., Lindblad, I., Sundelöf, B., Kalin, M. Lancet (1998)