@misc{indiciaec154ab174183, title = {A combinatorial approach toward DNA recognition.}, author = {D H Pei and H D Ulrich and P G Schultz}, year = {1991}, doi = {10.1126/science.1716784}, url = {https://pubmed.ncbi.nlm.nih.gov/1716784/}, note = {Source identifier: 1716784} }