5-year vaccine protection following a single dose of Vi-tetanus toxoid conjugate vaccine in Bangladeshi children (TyVOID): a cluster randomised trial
Qadri F., Khanam F., Zhang Y., Biswas PK., Voysey M., Mujadidi YF., Kelly S., Bhuiyan AI., Rajib NH., Hossen I., Rahman N., Islam S., Pitzer VE., Kim YC., Clemens JD., Pollard AJ., Liu X.