Kallio E A, Koskinen P K, Tikkanen J M, Lemström K B
Transplantation Laboratory, Cardiopulmonary Research Unit, University of Helsinki and Helsinki University Central Hospital, Helsinki, Finland.
Transplant Proc. 2001 Feb-Mar;33(1-2):1617-9. doi: 10.1016/s0041-1345(00)02616-6.