Evers K G, Krüger J, Hägele R
Eur J Pediatr. 1977 Apr 26;125(1):39-43. doi: 10.1007/BF00470604.
In a female infant with severe combined immunodeficiency disease extraneous HLA specificities were found which could neither have been inherited from the father nor the mother. The case is reported in detail and a survey of the literature with similar observations is given. The different explanations of this phenomenon are discussed.