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Zhong G, Naismith SL, Rogers NL, Lewis SJ (2011). "Sleep–wake disturbances in common neurodegenerative diseases: A closer look at selected aspects of the neural circuitry". Journal of the Neurological Sciences. 307 (1–2): 9–14. doi:10.1016/j.jns.2011.04.020. PMID21570695. S2CID44744844.
Zhong G, Naismith SL, Rogers NL, Lewis SJ (2011). "Sleep–wake disturbances in common neurodegenerative diseases: A closer look at selected aspects of the neural circuitry". Journal of the Neurological Sciences. 307 (1–2): 9–14. doi:10.1016/j.jns.2011.04.020. PMID21570695. S2CID44744844.
Zhong G, Naismith SL, Rogers NL, Lewis SJ (2011). "Sleep–wake disturbances in common neurodegenerative diseases: A closer look at selected aspects of the neural circuitry". Journal of the Neurological Sciences. 307 (1–2): 9–14. doi:10.1016/j.jns.2011.04.020. PMID21570695. S2CID44744844.