Barriers to recruitment into emergency department-initiated palliative care: a sub-study of a multi-site, randomized controlled trial. - Brickey, Julia; Flannery, Mara; Cuthel, Allison; Cho, Jeanne; Grudzen, Corita R.; The EMPallA Investigators; Blaum, Caroline; Southerland, Lauren; Bischof, Jason; Ouchi, Kei; Elie, Marie-Carmelle; Swor, Robert; et al. (BMC Palliative Care, 2022)