PT - JOURNAL ARTICLE AU - J. A. Waller TI - Epidemiology and product safety--opportunities and limitations. AID - 10.1136/ip.1.4.212 DP - 1995 Dec 01 TA - Injury Prevention PG - 212--213 VI - 1 IP - 4 4099 - http://injuryprevention.bmj.com/content/1/4/212.short 4100 - http://injuryprevention.bmj.com/content/1/4/212.full SO - Inj Prev1995 Dec 01; 1