https://pmc.ncbi.nlm.nih.gov/articles/PMC3178305/
Modified visual field test for ptosis surgery (Leicester Peripheral Field Test) - PMC
There is lack of consensus among Primary Health Care Trusts (PCTs) and health insurers on how to reimburse ptosis surgery and upper lid blepharoplasty, as...
visual field testptosis surgerymodifiedleicesterperipheral
https://www.cochrane.org/de/evidence/CD012725_types-materials-frontalis-sling-surgery-congenital-ptosis
Types of materials for frontalis sling surgery for congenital ptosis | Cochrane
types of materialsfrontalisslingsurgerycongenital