Singh, V (2010). «Reflections: neurology and the humanities. Description of a family with progeria by Charles Dickens». Neurology75 (6): 571. doi:10.1212/WNL.0b013e3181ec7f6c. PMID20697111.
Singh, V (2010). «Reflections: neurology and the humanities. Description of a family with progeria by Charles Dickens». Neurology75 (6): 571. doi:10.1212/WNL.0b013e3181ec7f6c. PMID20697111.