Efficacy trial of Vi polysaccharide vaccine against typhoid fever in south-western China.
Yang HH, Wu CG, Xie GZ, Gu QW, Wang BR, Wang LY, Wang HF, Ding ZS, Yang Y, Tan WS, Wang WY, Wang XC, Qin M, Wang JH, Tang HA, Jiang XM, Li YH, Wang ML, Zhang SL, Li GL.
Yang HH, et al. Among authors: tang ha.
Bull World Health Organ. 2001;79(7):625-31.
Bull World Health Organ. 2001.
PMID: 11477965
Free PMC article.
Clinical Trial.