Designing and conducting adaptive trials to evaluate interventions in health services and implementation research: practical considerations [0.03%]
设计和执行自适应试验以评估健康服务和实施研究中的干预措施：实际考虑因素
Julie C Lauffenburger,Niteesh K Choudhry,Massimiliano Russo et al.
Julie C Lauffenburger et al.
Randomized controlled clinical trials are widely considered the gold standard for evaluating the efficacy or effectiveness of interventions in health care. Adaptive trials incorporate changes as the study proceeds, such as modifying allocat...
Association between menstrual cycle length and covid-19 vaccination: global, retrospective cohort study of prospectively collected data [0.03%]
月经周期长度与新冠疫苗接种之间的关联性研究：全球回顾性队列研究
Alison Edelman,Emily R Boniface,Victoria Male et al.
Alison Edelman et al.
Objectives: To identify whether covid-19 vaccines are associated with menstrual changes in order to address concerns about menstrual cycle disruptions after covid-19 vaccination. ...
Vaccine effectiveness against mild and severe covid-19 in pregnant individuals and their infants in England: test negative case-control study [0.03%]
英格兰孕妇及婴儿新冠疫苗对预防轻症和重症的效果：测未阳性病例对照研究
Objective: To estimate real world vaccine effectiveness against symptomatic disease and hospital admission with the delta and omicron variants of the SARS-CoV-2 virus in pregnant individuals, and to estimate the protectio...