Items where Author is "Elwert, Felix"

Article

Widding-havneraas, Tarjei, Chaulagain, Ashmita, Lyhmann, Ingvild, Zachrisson, Henrik Daae, Elwert, Felix, Markussen, Simen, McDaid, David ORCID: 0000-0003-0744-2664 and Mykletun, Arnstein (2021) Preference-based instrumental variables in health research rely on important and underreported assumptions: a systematic review. Journal of Clinical Epidemiology, 139. 269 - 278. ISSN 0895-4356