^"Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
^"Mouse PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
^Escribano J, Ortego J, Coca-Prados M (Jan 1997). "Isolation and characterization of cell-specific cDNA clones from a subtractive library of the ocular ciliary body of a single normal human donor: transcription and synthesis of plasma proteins". J Biochem. 118 (5): 921–31. doi:10.1093/jb/118.5.921. PMID8749308.