1. Adjustment of single continuous suture to control astigmatism after penetrating keratoplasty;McNeill;Refract Corneal Surg,1989
2. An adjustable single running suture technique to reduce postkeratoplasty astigmatism;Lin;Ophthalmology,1990
3. Control of astigmatism after surgery and trauma;Roper-Hall;Br J Ophthalmol,1982
4. Control of postoperative astigmatism;Atkins;Br J Ophthalmol,1985
5. Stallard's Eye Surgery;Roper-Hall,1989