RT Journal Article SR Electronic T1 Behavioral antecedents of accidental injuries in early childhood: a study of twins. 1971. JF Injury Prevention JO Inj Prev FD BMJ Publishing Group Ltd SP 144 OP 145 DO 10.1136/ip.3.2.144 VO 3 IS 2 A1 A. P. Matheny, Jr A1 A. M. Brown A1 R. S. Wilson YR 1997 UL http://injuryprevention.bmj.com/content/3/2/144.abstract AB