PT - JOURNAL ARTICLE AU - Korcok, M. TI - The need to establish cost-of-practice data. Part I DP - 1977 Oct 22 TA - Canadian Medical Association Journal PG - 966--966 VI - 117 IP - 8 4099 - http://www.cmaj.ca/content/117/8/966.short 4100 - http://www.cmaj.ca/content/117/8/966.full SO - CMAJ1977 Oct 22; 117