Tianjin Medical University Eye Hospital;
Tianjin MedicalUniversity Eye Institute & Tianjin Medical University Schoolof Optometry and Ophthalmology;
Tianjin 300384;
China;
Tianjin Medical University Eye Hospital;
Tianjin MedicalUniversity Eye Institute & Tianjin Medical University Schoolof Optometry and Ophthalmology;
Tianjin 300384;
China;
Tianjin Medical University Eye Hospital;
Tianjin MedicalUniversity Eye Institute & Tianjin Medical University Schoolof Optometry and Ophthalmology;
Tianjin 300384;
China;
Tianjin Medical University Eye Hospital;
Tianjin MedicalUniversity Eye Institute & Tianjin Medical University Schoolof Optometry and Ophthalmology;
Tianjin 300384;
China;
Tianjin Medical University Eye Hospital;
Tianjin MedicalUniversity Eye Institute & Tianjin Medical University Schoolof Optometry and Ophthalmology;
Tianjin 300384;
China;
Tianjin Medical University Eye Hospital;
Tianjin MedicalUniversity Eye Institute & Tianjin Medical University Schoolof Optometry and Ophthalmology;
Tianjin 300384;
China;
vision; impairment; refractive; error; corrective; status; myopia; first; year; university; students;