TY  - RPRT
TI  - Complexity in the major histocompatibility complex.
AU  - J Trowsdale
AU  - R D Campbell
DO  - 10.1111/j.1744-313x.1992.tb00047.x
UR  - https://pubmed.ncbi.nlm.nih.gov/1567814/
ID  - 1567814
ER  -