RT Journal Article
SR Electronic
T1 Authors’ reply to Abrahamsen and colleagues
JF BMJ : British Medical Journal
JO BMJ
FD British Medical Journal Publishing Group
DO 10.1136/bmj.f1518
VO 346
A1 Vinogradova, Yana
A1 Coupland, Carol
A1 Hippisley-Cox, Julia
YR 2013
UL http://www.bmj.com/content/346/bmj.f1518.abstract
AB