TY - RPRT TI - Evolutionary relationship between human major histocompatibility complex HLA-DR haplotypes. AU - A C Svensson AU - N Setterblad AU - U Pihlgren AU - L Rask AU - G Andersson PY - 1996 DO - 10.1007/bf02440998 UR - https://pubmed.ncbi.nlm.nih.gov/9110934/ ID - 9110934 ER -