Zernikow, B., Szybalski, K., Hübner-Möhler, B., Wager, J., Paulussen, M., Lassay, L., Jorch, N., Weber, C., Schneider, D. T., Janßen, G., Oommen, P. T., Kuhlen, M., Brune, T., Wieland, R., Schündeln, M., Kremens, B., Längler, A., Prokop, A., Kiener, R., Niehues, T., Rose, M., Baumann-Köhler, M., Pöppelmann, M., Thorer, H., Irnich, M., Sinha, K., Wolfe, J., & Schmidt, P. (2019). specialized pediatric palliative care services for children dying from cancer: A repeated cohort study on the developments of symptom management and quality of care over a 10-year period. Palliative medicine, 33, 381–391. http://access.bl.uk/ark:/81055/vdc_100079834139.0x000018