TY - JOUR T1 - Publicity about defects in artificial heart valves caused needless panic, doctor contends JF - Canadian Medical Association Journal JO - CMAJ SP - 1357 LP - 1361 VL - 145 IS - 10 AU - D. Spurgeon Y1 - 1991/11/15 UR - http://www.cmaj.ca/content/145/10/1357.abstract ER -