fourth spring ophthalmology meeting will be held on 2020-4-8 until 2020-4-10 by Iranian Society of Ophthalmology, گروه ها و مراكز تحقيقات چشم, انجمن چشم پزشكي ايران،دانشگاه هاي علوم پزشكي شهيد بهشتي و ايران and under the support of CIVILICA in TehranConsidering that this conference is held officially, All articles of this conference will be indexed in the CIVILICA database, and you can confidently present your articles in this conference and use the scientific privileges of presenting the conference article by receiving the conference certificate