TY - GEN AU - Bandeira,A AU - Coutinho,A AU - Martinez,C AU - Pereira,P TI - The origin of "natural antibodies" and the internal activity in the immune system SN - 0883-0185 PY - 1989///0613 KW - Antibodies KW - immunology KW - Antibody Formation KW - B-Lymphocytes KW - Humans KW - Immunity, Innate N1 - Publication Type: Journal Article; Review UR - https://doi.org/10.3109/08830188809051181 ER -