TY - RPRT TI - A factor in the b2 region affecting site-specific recombinations in lambda. AU - R L Roehrdanz AU - W F Dove PY - 1977 DO - 10.1016/0042-6822(77)90332-4 UR - https://pubmed.ncbi.nlm.nih.gov/867822/ ID - 867822 ER -