1. Association between the ACE insertion/deletion polymorphism and pterygium in Sardinian patients: a population based case–control study. Issue 10 (23rd October 2014) Authors: Demurtas, Paolo; Orrù, Germano; Coni, Pierpaolo; Minerba, Luigi; Corrias, Michela; Sirigu, Paola; Zucca, Ignazio; Demurtas, Elena; Maxia, Cristina; Piras, Franca; Murtas, Daniela; Lai, Simone; Perra, Maria Teresa Journal: BMJ open Issue: Volume 4:Issue 10(2014) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗