TY - RPRT TI - Horizontal gene transfer in prokaryotes: quantification and classification. AU - E V Koonin AU - K S Makarova AU - L Aravind PY - 2001 DO - 10.1146/annurev.micro.55.1.709 UR - https://pubmed.ncbi.nlm.nih.gov/11544372/ ID - 11544372 ER -