PMC:4137988 / 41783-41933
Annnotations
{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/4137988","sourcedb":"PMC","sourceid":"4137988","source_url":"https://www.ncbi.nlm.nih.gov/pmc/4137988","text":"Age, sex, BMI z-score, older sibling number, mother’s education level, parental asthma history, ambient nitrogen oxides concentration, seasonal effect","tracks":[]}