AU - Sharma G, Kuo Y, Freeman JL, Zhang DD, Goodwin JS TI - OUtpatient follow-up visit and 30-day emergency department visit and readmission in patients hospitalized for chronic obstructive pulmonary disease PT - JOUR DP - 2010 TA - Archives of Internal Medicine pages = {1664-1670}, VI - 170 IP - 18 AID - 10.1001/archinternmed.2010.345 [doi] 4100 - http://dx.doi.org/10.1001/archinternmed.2010.345 SO - Archives of Internal Medicine October 11, 2010 170(18):1664