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PubMed:23429918 / 178-182
Annnotations
Allie
{"project":"Allie","denotations":[{"id":"SS2_23429918_1_0","span":{"begin":0,"end":4},"obj":"abbr"}],"text":"COPD"}
yangbin123xm_800_3
{"project":"yangbin123xm_800_3","denotations":[{"id":"T2","span":{"begin":0,"end":4},"obj":"DP"}],"text":"COPD"}
chenxin_473849_800_3
{"project":"chenxin_473849_800_3","denotations":[{"id":"T9","span":{"begin":0,"end":4},"obj":"DP"}],"text":"COPD"}