%0 Journal Article %A Andersson, Leif %A Pääbo, Svante %A Rask, Lars %+ External Organizations %T Is allograft rejection a clue to the mechanism promoting MHC polymorphism? : %G eng %U https://hdl.handle.net/11858/00-001M-0000-0025-1CDA-A %R 10.1016/0167-5699(87)90165-4 %D 1987 %* Review method: peer-reviewed %J Immunology Today %V 8 %N 7-8 %& 206 %P 206 - 209