Tay, Warren (1881). "Symmetrical changes in the region of the yellow spot in each eye of an infant". Transactions of the Ophthalmological Society. 1: 55–57. NAID20000531064. Reprinted as: Tay, W. (1969). "Symmetrical changes in the region of the yellow spot in each eye op an infant". Archives of Neurology. 20 (1): 104–106. doi:10.1001/ARCHNEUR.1969.00480070114014.
Sachs, Bernard (1887). "On arrested cerebral development with special reference to cortical pathology". Journal of Nervous and Mental Disease. 14 (9): 541–554. doi:10.1097/00005053-188714090-00001. hdl:10192/32703.
Sachs, Bernard (1887). "On arrested cerebral development with special reference to cortical pathology". Journal of Nervous and Mental Disease. 14 (9): 541–554. doi:10.1097/00005053-188714090-00001. hdl:10192/32703.
Tay, Warren (1881). "Symmetrical changes in the region of the yellow spot in each eye of an infant". Transactions of the Ophthalmological Society. 1: 55–57. NAID20000531064. Reprinted as: Tay, W. (1969). "Symmetrical changes in the region of the yellow spot in each eye op an infant". Archives of Neurology. 20 (1): 104–106. doi:10.1001/ARCHNEUR.1969.00480070114014.