SESOTHO trial ("Switch Either near Suppression Or THOusand") - switch to second-line versus WHO-guided standard of care for unsuppressed patients on first-line ART with viremia below 1000 copies/mL: protocol of a multicenter, parallel-group, open-label, randomized clinical trial in Lesotho, Southern Africa

SESOTHO试验（“病毒载量接近抑制或低于1000拷贝/毫升时切换治疗”）——针对一线抗逆转录病毒疗法（ART）治疗后病毒载量低于1000拷贝/毫升且病毒未得到抑制的患者，切换至二线治疗与世界卫生组织（WHO）指导的标准治疗方案的比较：一项在南部非洲莱索托开展的多中心、平行组、开放标签、随机临床试验方案。