TY  - JOUR
PY  - 2002//
TI  - Bicycle safety helmet usage in Berlin 1999: an observational study
JO  - Sozial und Praventivmedizin
A1  - Saul, Nadine
A1  - Kurzawski, Sandra
A1  - Boose, Ruth
A1  - Bohning, D.
SP  - 124
EP  - 127
VL  - 47
IS  - 2
N2  - Abstract unavailable.
LA  - 
SN  - 0303-8408
UR  - http://dx.doi.org/
ID  - ref1
ER  -