"I've got plenty of energy when I'm doing something I want to do": applying self-determination theory to exercise motivation in people with prostate cancer. - Naismith H; Dhillon HM; Hunter J; Bultijnck R; Kneebone A; Hruby G; Eade T; Parker L; Campbell R; Yee J (Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer, 2025)