Efficacy of one or two doses of Ty21a Salmonella typhi vaccine in enteric-coated capsules in a controlled field trial
1990; Elsevier BV; Volume: 8; Issue: 1 Linguagem: Inglês
10.1016/0264-410x(90)90183-m
ISSN1873-2518
AutoresRobert E. Black, M. M. Levine, Catterina Ferreccio, M L Clements, Claudio F. Lanata, J Rooney, R. Germanier, Chilean Typhoid Committee,
Tópico(s)Escherichia coli research studies
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