https://irancohorts.ir/wp-content/uploads/2022/02/bmj-open.png127217SHECShttps://irancohorts.ir/wp-content/uploads/2021/09/IranCohorts-1.pngSHECS2013-09-04 09:43:252022-07-04 09:47:28Economic inequality in presenting near vision acuity in a middle-aged population: a Blinder-Oaxaca decomposition
