Genetic characterization of a Salmonella enterica serovar Typhimurium isolated from an infant with concurrent resistance to ceftriaxone, ciprofloxacin and azithromycin oleh Meiling Liu, Kunpeng Zhu, Xinge Li, Yiran Han, Chaojie Yang, Hongbo Liu, Xinyin Du, Xuebin Xu, Haiyan Yang, Hongbin Song, Shaofu Qiu, Ying Xiang