ํ•ด๋จน์œผ๋ฆฌ(Hemogry) - ์ „์ž๋ ˆ์ธ์ง€ 4๋ถ„ ์™„์„ฑ, ๋–ก๋ณถ์ด๋ง› ๋‹ค์ด์–ดํŠธ ๊ณ„๋ž€์ฐœ