(Q41985797)
Statements
1 reference
The epidemiology of meningococcal disease in Norway 1975-91 (English)
Lystad A
1 reference
Aasen S
1 reference
1 December 1991
1 reference
1 reference
14
1 reference
2
1 reference
57-65; discussion 65-6
1 reference
Identifiers
1 reference