PT - JOURNAL ARTICLE AU - D. Spurgeon TI - Publicity about defects in artificial heart valves caused needless panic, doctor contends DP - 1991 Nov 15 TA - Canadian Medical Association Journal PG - 1357--1361 VI - 145 IP - 10 4099 - http://www.cmaj.ca/content/145/10/1357.short 4100 - http://www.cmaj.ca/content/145/10/1357.full SO - CMAJ1991 Nov 15; 145