TY - GEN AU - Ali,Faisal R TI - Fifty years: Doctor Who and the ageing enigma SN - 1476-4687 PY - 2013///1227 KW - Aging KW - Fantasy KW - Humans KW - Life Expectancy KW - trends KW - Rejuvenation N1 - Publication Type: Letter UR - https://doi.org/10.1038/504033e ER -