Macrophage migration inhibitory factor promotes resistance to MEK blockade in KRAS mutant colorectal cancer cells oleh Seul‐Ki Cheon, Hwang‐Phill Kim, Ye‐Lim Park, Jee‐Eun Jang, Yoojoo Lim, Sang‐Hyun Song, Sae‐Won Han, Tae‐You Kim