@misc{indiciaed061b0dbd5e0, title = {Complementation in beta-galactosidase: from protein structure to genetic engineering.}, author = {A Ullmann}, year = {1992}, doi = {10.1002/bies.950140311}, url = {https://pubmed.ncbi.nlm.nih.gov/1345751/}, note = {Source identifier: 1345751} }