Dixit, Ojas V A Within-host evolution versus immigration as a determinant of Escherichia coli diversity in the human gastrointestinal tract. [electronic resource] - Environmental microbiology 03 2018 - 993-1001 p. digital Publication Type: Journal Article ISSN: 1462-2920 Standard No.: 10.1111/1462-2920.14028 doi Subjects--Topical Terms: Escherichia coli--geneticsGastrointestinal Tract--microbiologyHumansPhylogenyWhole Genome Sequencing