src: A partir de 2013 um total de 180 Estados e Taiwan assinaram a Convenção de Armas Biológicas (BWC) e 170 desses estados e Taiwan assinaram e ratificaram o tratado, que foi aberta à assinatura em 1972.
tgt: In 2013 a total of 180 Nations and Taiwan have signed the Biological Weapons Convention (BWC) and 170 of those nations including Taiwan signed to ratify the treaty, which was opened for signature in 1972.