High colonization rates of extended-spectrum β-lactamase (ESBL)-producing Escherichia coli in Swiss travellers to South Asia- a prospective observational multicentre cohort study looking at epidemiology, microbiology and risk factors

瑞士前往南亚的旅行者体内产超广谱β-内酰胺酶（ESBL）大肠杆菌定植率高——一项前瞻性多中心观察队列研究，探讨其流行病学、微生物学和危险因素