Worldwide estimates suggest that nearly 1 in 2 children with cancer are left undiagnosed and untreated

Some 45 percent of children with cancer are left undiagnosed and untreated, according to a study of the disease’s global footprint among under-15s. Worldwide, there are some 400,000 new cases of childhood cancer each year, but barely half are logged in national health registries.

Science Daily, 26/2/19