共 50 条
- [22] A Report on a Four-Year Longitudinal Study of Intellectual Development of Engineering Undergraduates Journal of Adult Development, 2004, 11 : 103 - 110
- [27] Four-Year Incidence of Diabetic Retinopathy in a Spanish Cohort: The MADIABETES Study PLOS ONE, 2013, 8 (10):
- [28] Progression of scarring trachoma in Tanzanian children: A four-year cohort study PLOS NEGLECTED TROPICAL DISEASES, 2019, 13 (08):