{{Cite journal| doi = 10.7241/ourd.20192.28| issn = 2081-9390| volume = 10| issue = 2| pages = 206–207| last1 = Yamanaka-Takaichi| first1 = Mika| last2 = Mito| first2 = Hidenori| last3 = Kusutani| first3 = Nao| last4 = Tsuruta| first4 = Daisuke| title = Bilateral eyelid swelling: Floppy eyelid syndrome with obstructive sleep apnea| journal = Our Dermatology Online| date = 2019-04-09}}