Soil-transmitted helminthiases : nationwide survey in China

Xu, L Q ; Yu, S H ; Jiang, Z X ; Yang, J L ; Lai, L Q ; Zhang, X J ; Zheng, C Q

Bulletin of the World Health Organization, 1995-01, Vol.73 (4), p.507-513 [Periódico revisado por pares]

Genève: Organisation mondiale de la santé

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