PT - JOURNAL ARTICLE ED - , TI - Expression of concern: car safety seats for children: rear facing for best protection AID - 10.1136/ip.2006.015115eoc1 DP - 2017 Aug 01 TA - Injury Prevention PG - e1--e1 VI - 23 IP - 4 4099 - http://injuryprevention.bmj.com/content/23/4/e1.short 4100 - http://injuryprevention.bmj.com/content/23/4/e1.full SO - Inj Prev2017 Aug 01; 23