Nordenfelt, Erik
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5

Antibody Levels in Ethiopian Children Five Years after Vacc..:

Tsega, Edemariam ; Horton, John ; Nordenfelt, Erik...
Canadian Journal of Gastroenterology.  12 (1998)  1 - p. 57-60 , 1998
 
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9

Hepatitis A in Swedish travellers:

Nordenfelt, Erik
Vaccine.  10 (1992)  - p. S73-S74 , 1992
 
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12

Transmission of Hepatitis B Virus Infection in Ethiopia wit..:

TSEGA, EDEMARIAM ; TSEGA, MOLLA ; MENGESHA, BIRU...
International Journal of Epidemiology.  17 (1988)  4 - p. 874-879 , 1988
 
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