350
Participants
Start Date
March 25, 2019
Primary Completion Date
August 31, 2023
Study Completion Date
December 31, 2025
Nature-based materials
In the intervention arm, theycontain inactive and slowly-growing environmental bacteria and other microbiota. In the placebo arm, they do not contain the microbiota.
Tampere University
OTHER
Pirkanmaa Hospital District (Pirkanmaan sairaanhoitopiiri)
UNKNOWN
Business Finland (National Innovation Agency)
UNKNOWN
University of Helsinki
OTHER