References
- Kramer KK, La Piana FG, Appleton B: Ocular malingering and hysteria: Diagnosis and management. Surv Ophthalmol 1979; 24: 89.
- Keltner JL, May WN, Johnson CA, Post RB: The California syndrome: Functional visual complaints with potential economic impact. Ophthalmology 1985; 92: 427.