البحث
إكتشاف أشخاص جدد وإنشاء اتصالات جديدة وصداقات جديدة
someone who gives blood to be used for transfusions
someone who gives blood to be used for transfusions
someone who gives blood to be used for transfusions
someone who gives blood to be used for transfusions
tissue or organ transplanted from a donor of the same species but different genetic makeup; recipient's immune system must be suppressed to prevent rejection of the graft