Hanson LC, Wessell KL, Hanspal J, Lin FC, Collichio FA, DeWalt D, Milowsky MI, Rosenstein DL, Winzelberg GS, Wood WA, Ernecoff NC. Pre-Post Evaluation of Collaborative Oncology Palliative Care for Patients With Stage IV Cancer. J Pain Symptom Manage. 2021 09; 62(3):e56-e64.