The development and validation of a conceptual definition of avoidable transitions from long‐term care to the emergency department: A mixed methods study oleh Greta G. Cummings, Kaitlyn Tate, Jude Spiers, Rowan El‐Bialy, Patrick McLane, Claire Su‐Yeon Park, Tatiana Penconek, Garnet Cummings, Carole A. Robinson, Robert Colin Reid, Carole A. Estabrooks, Brian H. Rowe, Carol Anderson