PT - JOURNAL ARTICLE AU - M. Korcok TI - MDs should warn patients that an extended trek south may be expensive venture DP - 1992 Nov 15 TA - Canadian Medical Association Journal PG - 1575--1577 VI - 147 IP - 10 4099 - http://www.cmaj.ca/content/147/10/1575.short 4100 - http://www.cmaj.ca/content/147/10/1575.full SO - CMAJ1992 Nov 15; 147