1. Abnormal ocular head postures: Part I;Khawam;Ann Ophthalmol,1987
2. Abnormal ocular head postures: Part II;Khawam;Ann Ophthalmol,1987
3. Abnormal ocular head postures: Part III;Khawam;Ann Ophthalmol,1987
4. Abnormal ocular head postures: Part IV;Khawam;Ann Ophthalmol,1987
5. Infantile uniocular blindness with bilateral nystagmus: a syndrome;Kushner;Arch Ophthalmol,1995