PMC:4137988 / 50604-50655 JSONTXT

{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/4137988","sourcedb":"PMC","sourceid":"4137988","source_url":"https://www.ncbi.nlm.nih.gov/pmc/4137988","text":"n=14,541 pregnant women and 14,062 children; cohort","tracks":[]}