Comparative efficacy of two, three, or four doses of TY21a live oral typhoid vaccine in enteric-coated capsules: a field trial in an endemic area (Q40776571)
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(P31) (Q13442814)
(P304) 766-769
(P407) (Q1860)
(P433) 4
(P478) 159
(P577) Saturday, April 1, 1989
(P921) (Q7861081)
(P1433) (Q4051141)
(P1476) "Comparative efficacy of two, three, or four doses of TY21a live oral typhoid vaccine in enteric-coated capsules: a field trial in an endemic area" (language: en)
(P2093) Ferreccio C
Levine MM
Rodriguez H
Contreras R
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