¿¬±¸º¸°í¼) The Health Impact of, and Access to, New Drugs in Korea(¿ø¹®°ú ±¹¹® È¥¿ë, Á¦°ø KRPIA) ¹Ì±¹ Ä÷³ºñ¾Æ´ë Frank R. Lichtenberg ±³¼ö