Lubis, Aridamuriany D, <ul><li>Department of Pediatrics, Faculty of Medicine, Universitas Sumatera Utara</li></ul> <p> </p>, Indonesia
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LOKASI
Le Polonia Hotel & Convention
Jl. Jenderal Sudirman No. 14-18, Madras Hulu, Medan Polonia, Kota Medan, Sumatera Utara
KONTAK
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