TY - RPRT TI - An engineered bivalent single-chain antibody fragment that increases antigen binding activity. AU - D Luo AU - M Geng AU - A A Noujaim AU - R Madiyalakan PY - 1997 DO - 10.1093/oxfordjournals.jbchem.a021661 UR - https://pubmed.ncbi.nlm.nih.gov/9192721/ ID - 9192721 ER -