TY - GEN AU - Sharp,R A AU - Ho-Yen,D O TI - Marrow cellularity and polycythaemia SN - 0021-9746 PY - 1983///0826 KW - Bone Marrow KW - pathology KW - Humans KW - Polycythemia KW - Prospective Studies N1 - Publication Type: Letter UR - https://doi.org/10.1136/jcp.36.7.836 ER -