Observational Study Designs.
作者信息
Turner Dana P, Houle Timothy T
机构信息
Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA.
出版信息
Headache. 2019 Jul;59(7):981-987. doi: 10.1111/head.13572.
PMID:31297809
Abstract
摘要
Zotero 插件