PT - JOURNAL ARTICLE ED - , TI - Re: 'Hunt the thimble': a study of the radiology of ingested foreign bodies. AID - 10.1136/emj.4.3.197-b DP - 1987 Sep 01 TA - Archives of Emergency Medicine PG - 197--198 VI - 4 IP - 3 4099 - http://emj.bmj.com/content/4/3/197.2.short 4100 - http://emj.bmj.com/content/4/3/197.2.full SO - Arch Emerg Med1987 Sep 01; 4