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- Carl Britto, Celina Jin, Katherine Theiss-Nyland, and Andrew J Pollard.
- Oxford Vaccine Group, Department of Paediatrics, University of Oxford.
- J Travel Med. 2018 Jan 1; 25 (1).
AbstractThe 2018 WHO position paper on typhoid vaccines indicates preference for the use of new generation typhoid conjugate vaccines over existing parenteral Vi-polysaccharide (Vi-PS) and oral attenuated Ty21a vaccines
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