ํ•ด๋จน์œผ๋ฆฌ(Hemogry) - ์ง‘์—์„œ๋„ ์ด ๋ง›์ด ๋‚œ๋‹ค๊ณ ? ์ดˆ๊ฐ„๋‹จ ๋ถˆ๋ง› ์ œ์œก๋ณถ์Œ