title: The capillary sphincter in the human retina.
authors.forename: J N
authors.initials: JN
authors.lastname: EVANS
mesh_terms: D002196:Capillaries; D003315:Cornea; D003320:Corneal Ulcer; D006801:Humans; D012160:Retina / Q000033:anatomy & histology*; D012172:Retinaldehyde; D013924:Thrombophlebitis / Q000209:etiology*; D014456:Ulcer; D014602:Uvea
chemical_list: D012172:Retinaldehyde
keywords: CORNEA/ulcers; RETINA/anatomy and histology; SPHINCTER MUSCLES/retinal; THROMBOPHLEBITIS/etiology and pathogenesis; UVEA/???