“…• Patient with poor emotional or physical status, or both (moderate-quality evidence) 25,41-47 • Absence of interest (moderate-quality evidence) 44,45,48 • Scarcity of experience with, taboo related to, and embarrassing feelings with masturbation (moderate-quality evidence) 25,49 • Absence of patient self-efficacy for banking (moderatequality evidence) 50,51 * • Young age at diagnosis (moderate-quality evidence) 40,52 • Insufficient information (low-quality evidence) 43 Procedure-related barriers: • Experimental nature of the procedure for fertility preservation with the associated risks or complications (moderate-quality evidence) 25,42,45,46,48,53,54 • Time constraints regarding delaying treatment (moderatequality evidence) 25,[45][46][47][48]55 • Costs (moderate-quality evidence) 43,45,53 • Poor success rate of the procedure for fertility preservation (moderate-quality evidence) 45,46 Parent-related barriers: • Parents have a highly stressed emotional status (moderatequality evidence) 44,54,56 • Absence of parental or medical team recommendation, or both (moderate-quality evidence) 49,50 • Cultural or religious beliefs (moderate-quality evidence) 41,45 • Sensitive nature of the conversation about fertility preservation (parent-reported barrier; low-quality evidence) 24 • Absence of parental self-efficacy (low-quality evidence) 49 Barriers related to health-care providers and institutions: • Absence of specific consultation by fertility specialist (low-quality evidence) 57 • Difficulty in finding proper facilities (low-quality evidence) 45 • Adult treatment centre versus non-adult treatment centre (low-quality evidence)…”