PEEK INSIDE: IPAWC + PROBIOTA 2018, BARCELONA 7-9 FEBRUARY First Focus Workshop: 1000-day window offers glimpse into microbe-reproductive health link 22-Jan-2018 By Will Chu The reproductive system’s microbial communities have a large say in the chances of a preterm birth, notes one expert ahead of his talk on the 1000 days of life at the IPA World Congress + Probiota this year.