PT - JOURNAL ARTICLE AU - Birenbaum, R. TI - Cases of MD-instigated billing fraud rare but governments watch closely for "irregularities" DP - 1992 Sep 01 TA - Canadian Medical Association Journal PG - 734--737 VI - 147 IP - 5 4099 - http://www.cmaj.ca/content/147/5/734.short 4100 - http://www.cmaj.ca/content/147/5/734.full SO - CMAJ1992 Sep 01; 147