Schenker Y, Ellington L, Bell L, Kross EK, Rosenberg AR, Kutner JS, Bickel KE, Ritchie C, Kavalieratos D, Bekelman DB, Mooney KB, Fischer SM. The National Postdoctoral Palliative Care Research Training Collaborative: History, Activities, Challenges, and Future Goals. J Palliat Med. 2021 04; 24(4):545-553.