Prevalence and risk factors of pre-senile lens opacities in the 1969-73 Vellore Birth Cohort. - Paul P; Antonisamy B; John N; Braganza A; Kuriakose T; Isaac R; Abraham L; Amritanand A; Samuel P; Chelliah HY; Mahasampath Gowri S; Magdalene N; et al. (Eye (London, England), 2025)