sentence: It is unclear whether incidence of CJD is on the rise , or whether awareness of the condition is heightened , but more cases , from all ages , have been diagnosed recently , and the disease is always fatal .
modified: It is unclear whether incidence of CJD is on the rise , or whether awareness of the condition is heightened , but more cases , from all ages have been diagnosed recently , and the disease is always fatal .
transformation: PUNCT