Relationship between the morbidity of pterygium and the duration of ultraviolet rays exposure in Sanya, China.
Yan
Qi-chang
QC
Department of Ophthalmology, Fourth Affiliated Hospital, China Medical University, Shenyang 110005, China. cmu4h-yqc@126.com
Wang
Xin-ling
XL
Bai
Quan-hao
QH
Wang
Wei
W
Gao
Qian
Q
Zhang
Jin-song
JS
Liu
Yang
Y
Liu
Rong
R
D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009017:Morbidity; D011446:Prospective Studies; D011625:Pterygium / Q000209:etiology*; D013997:Time Factors; D014466:Ultraviolet Rays / Q000009:adverse effects*