@misc{indiciae3ccd1d9b99e8, title = {R plasmid dihydrofolate reductase with a dimeric subunit structure.}, author = {P Novak and D Stone and J J Burchall}, year = {1983}, url = {https://pubmed.ncbi.nlm.nih.gov/6350298/}, note = {Source identifier: 6350298} }