Shields Jerry A, Stopyra Gary A, Marr Brian P, Shields Carol L, Pan Wilbur, Eagle Ralph C, Bernstein Jay
Oncology Service, Wills Eye Hospital, 840 Walnut St, Philadelphia, PA 19107, USA.
Arch Ophthalmol. 2003 Jan;121(1):138-42. doi: 10.1001/archopht.121.1.138.