Pan, CW; Ramamurthy, D; Saw, SM «Worldwide prevalence and risk factors for myopia.». Ophthalmic & Physiological Optics, 32, 1, gener 2012, pàg. 3–16. DOI: 10.1111/j.1475-1313.2011.00884.x. PMID: 22150586.
Castagno, VD; Fassa, AG; Carret, ML; Vilela, MA; Meucci, RD «Hyperopia: a meta-analysis of prevalence and a review of associated factors among school-aged children.». BMC Ophthalmology, 14, 23-12-2014, pàg. 163. DOI: 10.1186/1471-2415-14-163. PMC: 4391667. PMID: 25539893.
Vos, Theo; Barber, Ryan M; Bell, Brad; Bertozzi-Villa, Amelia; Biryukov, Stan; Bolliger, Ian «Global, regional, and national incidence, prevalence, and years lived with disability for 301 acute and chronic diseases and injuries in 188 countries, 1990-2013: a systematic analysis for the Global Burden of Disease Study 2013.». Lancet, 386, 9995, 22-08-2015, pàg. 743–800. DOI: 10.1016/s0140-6736(15)60692-4. PMC: 4561509. PMID: 26063472.
Pan, CW; Dirani, M; Cheng, CY; Wong, TY; Saw, SM «The age-specific prevalence of myopia in Asia: a meta-analysis.». Optometry and Vision Science, 92, 3, març 2015, pàg. 258–66. DOI: 10.1097/opx.0000000000000516. PMID: 25611765.
Pan, CW; Ramamurthy, D; Saw, SM «Worldwide prevalence and risk factors for myopia.». Ophthalmic & Physiological Optics, 32, 1, gener 2012, pàg. 3–16. DOI: 10.1111/j.1475-1313.2011.00884.x. PMID: 22150586.
Castagno, VD; Fassa, AG; Carret, ML; Vilela, MA; Meucci, RD «Hyperopia: a meta-analysis of prevalence and a review of associated factors among school-aged children.». BMC Ophthalmology, 14, 23-12-2014, pàg. 163. DOI: 10.1186/1471-2415-14-163. PMC: 4391667. PMID: 25539893.
Vos, Theo; Barber, Ryan M; Bell, Brad; Bertozzi-Villa, Amelia; Biryukov, Stan; Bolliger, Ian «Global, regional, and national incidence, prevalence, and years lived with disability for 301 acute and chronic diseases and injuries in 188 countries, 1990-2013: a systematic analysis for the Global Burden of Disease Study 2013.». Lancet, 386, 9995, 22-08-2015, pàg. 743–800. DOI: 10.1016/s0140-6736(15)60692-4. PMC: 4561509. PMID: 26063472.
Pan, CW; Dirani, M; Cheng, CY; Wong, TY; Saw, SM «The age-specific prevalence of myopia in Asia: a meta-analysis.». Optometry and Vision Science, 92, 3, març 2015, pàg. 258–66. DOI: 10.1097/opx.0000000000000516. PMID: 25611765.