PMC:4161609 / 25543-25620
Annnotations
{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/4161609","sourcedb":"PMC","sourceid":"4161609","source_url":"https://www.ncbi.nlm.nih.gov/pmc/4161609","text":"G7 How often do you have difficulty breathing during the day? 0 1 2 3 4","divisions":[{"label":"td","span":{"begin":0,"end":2}},{"label":"td","span":{"begin":4,"end":62}},{"label":"td","span":{"begin":64,"end":65}},{"label":"td","span":{"begin":67,"end":68}},{"label":"td","span":{"begin":70,"end":71}},{"label":"td","span":{"begin":73,"end":74}}],"tracks":[]}