1. 1. Shymkent City Oncological Dispensary, Shymkent, the Republic of Kazakhstan;
2. Khoja Akhmet Yassawi International Kazakh-Turkish University, Shymkent, the Republic of Kazakhstan;
3. SAl-Farabi Kazakh National University, Almaty, the Republic of Kazakhstan
2. SAl-Farabi Kazakh National University, Almaty, the Republic of Kazakhstan
3. Shymkent City Oncological Dispensary, Shymkent, the Republic of Kazakhstan;
4. 1. Shymkent City Oncological Dispensary, Shymkent, the Republic of Kazakhstan;
2. Khoja Akhmet Yassawi International Kazakh-Turkish University, Shymkent, the Republic of Kazakhstan;
5. Khoja Akhmet Yassawi International Kazakh-Turkish University, Shymkent, the Republic of Kazakhstan;