Prospective collection of data using the 7th edition of the AJCC Cancer Staging Manual for cancers of the eyelid, orbit, and conjunctiva.
Droll L, Seigler D, Esmaeli B.
Ophthal Plast Reconstr Surg. 2011 Mar-Apr;27(2):142. doi: 10.1097/IOP.0b013e3181f2a02c. PubMed PMID: 21131875.
http://www.ncbi.nlm.nih.gov/pubmed/?term=21131875