Double burden: financial toxicity in patients with advanced soft tissue sarcoma at the start of first-line palliative chemotherapy: baseline data from the HOLISTIC study. - Roets E; Younger E; Jones RL; Hollander DD; Desar IME; Young RJ; Oosten AW; de Haan JJ; Gelderblom H; Steeghs N; van der Graaf WTA; Husson O (Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer, 2025)