“…Our normal values obtained by the examination of B and T cell mar kers from PB are about the same as or somewhat lower than those gener ally mentioned in the literature [3,4,9,15,16,20,22,27], Relatively fewer data are available about B and T cell markers from BM [1,5,14,17,19,20,23,25]. It has been firmly established that mature T lympho cytes do exist within the BM, too.…”