TY - GEN AU - Roberts,R M TI - Interferon-tau SN - 0028-0836 PY - 1993///0506 KW - Animals KW - Interferon Type I KW - Interferon-gamma KW - Pregnancy Proteins KW - Terminology as Topic N1 - Publication Type: Letter; Comment UR - https://doi.org/10.1038/362583c0 ER -