Learning needs and perceived barriers and facilitators to end-of-life care: a survey of front-line nurses on acute medical wards oleh Julie C Reid, Jill C Rudkowski, Neala Hoad, Anne Boyle, Daniel Brandt Vegas, Kathleen Willison, Rajendar Hanmiah, Mino Mitri, Amanda Weatherston, Susan Lohin, Deborah McInnes, Michelle Joyner