“…Less than 20% (94/549) of the patients surveyed did not know their reproductive health status 13 , 14 , 15 , 16 , 17 , 18 , 19 , 20 , 21 (Table S2 ), the others reported limited or uncertain knowledge, while some patients and parents expected normal fertility. However, 42% (1813/4419) of the patients surveyed remembered having been informed about the risk of potential infertility, 13 , 16 , 18 , 20 , 21 , 22 , 23 , 24 , 25 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 and 49% (1079/2218) remembered having discussed FP options. 17 , 18 , 19 , 20 , 34 , 35 , 36 , 37 , 38 , 39 Twenty‐three percent of the patients (491/2139) were referred to a fertility specialist, 3 , 19 , 20 , 30 , 31 , 36 , 40 , 41 , 42 and ultimately 21% of the surveyed patients underwent FP (645/3051).…”