@misc{indiciae3f7fa9fa01c8, title = {Phylogenetic classification and the universal tree.}, author = {W F Doolittle}, year = {1999}, doi = {10.1126/science.284.5423.2124}, url = {https://pubmed.ncbi.nlm.nih.gov/10381871/}, note = {Source identifier: 10381871} }