TY - GEN AU - Rhoads,D G AU - Daughtry,C S AU - Franks,F TI - Intra-lot variation in folate quality-control sera SN - 0009-9147 PY - 1977///0622 KW - Folic Acid KW - blood KW - Quality Control KW - Radioimmunoassay N1 - Publication Type: Letter ER -