Impact of the COVID-19 pandemic on participants in pragmatic clinical trials for chronic pain: implications for trial outcomes and beyond
新冠疫情对慢性疼痛实用性临床试验参与者的影响:对试验结果及其他方面的影响
期刊:Pain Medicine
影响因子:3
doi:10.1093/pm/pnae060
Sellinger, John J; Gilstad-Hayden, Kathryn; Lazar, Christina; Seal, Karen; Purcell, Natalie; Burgess, Diana J; Martino, Steve; Heapy, Alicia; Higgins, Diana; Rosen, Marc I