1. 1. Capo H Repka MX Guyton DL. Hang-back lateral rectus recessions for exotropia. / Pediatr Ophthalmol Strabismus. 1 989;26:3 1 - 34.
2. 2. Rajavi Z Ghadim HM Nikkhoo M Dehsarvi B. Comparison of hang-back and conventional recession surgery for horizontal strabismus. J Pediatr Ophthalmol Strabismus. 2001;38:273-277.
3. 3. O'Hara MA Calhoun JH. Surgical correction of excess esotropia at next. J Pediatr Ophthalmol Strabismus. 1990;27:120-123
4. 4. Guyton DL. Discussion: surgical correction of excess esotropia at near. / Pediatr Ophthalmol Strabismus. 1 990;27: 1 24- 1 25
5. 5. Helveston EM. Atlas of Strabismus Surgery. 3rd ed. St Louis Mo: CV Mosby Co; 1985.