PT - JOURNAL ARTICLE AU - G. A. Trusler AU - P. Arayangkoon AU - W. T. Mustard TI - Operative closure os isolated patent ductus arteriosus in the first two years of life DP - 1968 Nov 09 TA - Canadian Medical Association Journal PG - 879--881 VI - 99 IP - 18 4099 - http://www.cmaj.ca/content/99/18/879.short 4100 - http://www.cmaj.ca/content/99/18/879.full SO - CMAJ1968 Nov 09; 99