text: <unk><unk> s are the most common pediatric renal mass. The incidence of<unk><unk>  is estimated to be 0.71 cases per 10,00,000 children younger than 15 years. There is no significant gender predilection among unilateral cases, but the male to female ratio in bilateral cases is 0.60:1.00. It typically occurs in early childhood with peak incidence between 3 and 4 years of age. Asian individuals are less likely to develop<unk><unk> .
option_0: Wilms' tumor epidemiology and demographics
option_1: Warthin's tumor epidemiology and demographics
option_2: Brain Stem Gliomas epidemiology and demographics
option_3: Ameloblastoma epidemiology and demographics
option_4: Neuroblastoma epidemiology and demographics
option_5: Medulloblastoma epidemiology and demographics
option_6: Gonadoblastoma epidemiology and demographics
option_7: Craniopharyngioma epidemiology and demographics