Chiang V, Shih KC, Lai JS, Wong IY. Sudden vision loss after repeated retching: a case of Valsalva retinopathy. Hong Kong J Ophthalmol [Internet]. 2016 Sep. 1 [cited 2026 Apr. 11];20(2):84-7. Available from: https://hkjo.hk/index.php/hkjo/article/view/208