TY  - RPRT
TI  - Break dancing: the need for supervision.
AU  - S R Johnson
AU  - D G Jones
PY  - 1986
DO  - 10.1136/bjsm.20.2.91-a
UR  - https://pubmed.ncbi.nlm.nih.gov/2942210/
ID  - 2942210
ER  -