TY - RPRT TI - Gene expression by constitutive mutants of coliphage lambda. AU - H J Nijkamp AU - W Szybalski AU - M Ohashi AU - W F Dove PY - 1972 DO - 10.1007/bf00268749 UR - https://pubmed.ncbi.nlm.nih.gov/5015426/ ID - 5015426 ER -