Laursen, Martin Frederik Having older siblings is associated with gut microbiota development during early childhood. [electronic resource] - BMC microbiology Aug 2015 - 154 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1471-2180 Standard No.: 10.1186/s12866-015-0477-6 doi Subjects--Topical Terms: Asthma--epidemiologyBacteria--classificationChild, PreschoolCluster AnalysisDNA, Bacterial--chemistryDNA, Ribosomal--chemistryEczema--epidemiologyFeces--microbiologyGastrointestinal MicrobiomeHumansInfantMicrobiotaMolecular Sequence DataPhylogenyPrevalenceRNA, Ribosomal, 16S--geneticsSequence Analysis, DNASiblings