APA (7th ed.) Citation

Elhofi, A., & Helaly, H. A. Graft Survival after Penetrating Keratoplasty in Cases of Trabeculectomy versus Ahmed Valve Implant. Wiley.

Chicago Style (17th ed.) Citation

Elhofi, Abdelhamid, and Hany Ahmed Helaly. Graft Survival After Penetrating Keratoplasty in Cases of Trabeculectomy Versus Ahmed Valve Implant. Wiley.

MLA (9th ed.) Citation

Elhofi, Abdelhamid, and Hany Ahmed Helaly. Graft Survival After Penetrating Keratoplasty in Cases of Trabeculectomy Versus Ahmed Valve Implant. Wiley.

Warning: These citations may not always be 100% accurate.