YuW, JinY, YangJ, . Occurrence of bruise, hematoma, and pain in upper blepharoplasty using blunt-needle vs sharp-needle anesthetic injection in upper blepharoplasty: a randomized clinical trial. JAMA Facial Plast Surg. 2017; 19(2):128-132. 27893019
2.
HwangK. Surgical anatomy of the upper eyelid relating to upper blepharoplasty or blepharoptosis surgery. Anat Cell Biol. 2013; 46(2):93-100. 23869256
3.
BarkerDE. Skin thickness in the human. Plast Reconstr Surg (1946). 1951; 7(2):115-116. 14816050
4.
HwangK, KimDJ, HwangSH. Thickness of Korean upper eyelid skin at different levels. J Craniofac Surg. 2006; 17(1):54-56. 16432408