Casper Sahl Poulsen2 articles listing Casper Sahl Poulsen in Nature Communications, indexed by Paperzzz from Crossref and OSF.Microbial-derived tryptophan metabolites in the infant gut associate with increased risk of asthma following cesarean section Nature CommunicationsEarly life bacteria and sibling exposure associate with restoration of the infant gut microbiome after cesarean section Nature Communications