TY - RPRT TI - How clonal are bacteria? AU - J M Smith AU - N H Smith AU - M O'Rourke AU - B G Spratt PY - 1993 DO - 10.1073/pnas.90.10.4384 UR - https://pubmed.ncbi.nlm.nih.gov/8506277/ ID - 8506277 ER -