TY - RPRT TI - Sequential analysis of monomorphic and polymorphic major histocompatibility complex antigen expression in human heart allograft biopsy specimens. AU - G Steinhoff AU - K Wonigeit AU - H J Schäfers AU - A Haverich UR - https://pubmed.ncbi.nlm.nih.gov/2552061/ ID - 2552061 ER -