1. Disorders of pupillary function, accommodation, and lacrimation;Thompson,1969
2. Horner syndrome, an American discovery;Kisch;Bull Hist Med,1951
3. Uber eine Form von Ptosis;Horner;Klin Monatsbl Augenheilkd,1869
4. Pupillary “dilation lag” in Horner syndrome;Pilley;Br J Ophthalmol,1975
5. Horner syndrome: an analysis of 216 cases;Giles;Am J Ophthalmol,1958